Application and platform security
Applications and platform security is the basis of preventing vulnerabilities and attacks. Learn the latest about applications attacks, secure software development, patch management, OS security, virtualization, open source security, API security, web app and server security and more.
Top Stories
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News
26 Jul 2024
Researcher says deleted GitHub data can be accessed 'forever'
Truffle Security researcher John Leon warned GitHub users that deleted repository data is never actually deleted, which creates an "enormous attack vector" for threat actors. Continue Reading
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News
26 Jul 2024
CrowdStrike: 97% of Windows sensors back online after outage
While most Windows systems are back online after last week's outage, CrowdStrike CEO George Kurtz said the vendor remains 'committed to restoring every impacted system.' Continue Reading
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News
20 Jan 2023
T-Mobile data breach affects 37M customers
T-Mobile said a threat actor first began using an API in November to obtain the personal data of 37 million customer accounts, though no financial data was affected. Continue Reading
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News
18 Jan 2023
Bitzlato cryptocurrency exchange founder arrested, charged
Russian national Anatoly Legkodymov is accused of using Bitzlato to process more than $700 million in illicit cryptocurrency transactions, including ransomware payments. Continue Reading
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News
10 Jan 2023
Microsoft resolves Windows zero-day on January Patch Tuesday
The company also issues five corrections, all with a rating of important, to address vulnerabilities on its on-premises Exchange Server email platform. Continue Reading
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Podcast
10 Jan 2023
Risk & Repeat: Analyzing the Rackspace ransomware attack
This Risk & Repeat podcast episode discusses new details of the Rackspace ransomware attack, as well as the questions remaining following the company's final status update. Continue Reading
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News
06 Jan 2023
Rackspace: Ransomware actor accessed 27 customers' data
Rackspace said Personal Storage Tables of 27 customers were accessed in the attack last month, but added there was no evidence threat actors viewed, obtained or misused the data. Continue Reading
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News
04 Jan 2023
Rackspace: Ransomware attack caused by zero-day exploit
The exploit that led to the Rackspace ransomware attack, referred to as OWASSRF, combines two Exchange Server flaws -- CVE-2022-41080 and a ProxyNotShell flaw, CVE-2022-41082. Continue Reading
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News
03 Jan 2023
Many Exchange servers still vulnerable to ProxyNotShell flaw
A new exploit chain using one of the ProxyNotShell vulnerabilities has bypassed Microsoft's URL Rewrite mitigations from September and put Exchange servers at risk. Continue Reading
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News
20 Dec 2022
Malicious Python package in PyPI poses as SentinelOne SDK
No attacks resulting from the malicious Python package have been recorded to date. However, according to PyPI, more than 1,000 users had downloaded it before it was taken down. Continue Reading
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Definition
16 Dec 2022
GPS jamming
GPS jamming is the act of using a frequency transmitting device to block or interfere with radio communications. Continue Reading
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News
15 Dec 2022
Google drops TrustCor certificates as questions loom
Google joined Mozilla and Microsoft in removing support for TrustCor Systems certificates following a Washington Post report on TrustCor's connections to spyware vendors. Continue Reading
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Tip
15 Dec 2022
Low-code/no-code security risks climb as tools gain traction
Organizations are looking for ways to reduce their application development costs, but automated coding can usher in some unpleasant surprises if you're unprepared. Continue Reading
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News
15 Dec 2022
Lego site vulnerabilities highlight API security gaps
What's old is new again: Lego site BrickLink was found vulnerable to cross-site scripting and other well-understood types of attacks, intensifying scrutiny on API security. Continue Reading
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News
13 Dec 2022
Microsoft addresses two zero days in December Patch Tuesday
December's Patch Tuesday features fixes for 48 new bugs, including several critical vulnerabilities and two zero days, one of which is currently being exploited in the wild. Continue Reading
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News
13 Dec 2022
Citrix ADC and Gateway zero day under active exploitation
The NSA said that APT5, a suspected Chinese nation-state threat group, is actively exploiting the Citrix zero-day flaw, which affects the vendor's ADC and Gateway products. Continue Reading
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News
09 Dec 2022
Claroty unveils web application firewall bypassing technique
Claroty's attack technique bypasses web application firewalls, or WAFs, by tricking those that can't detect JSON as part of their SQL injection detection process. Continue Reading
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Tutorial
07 Dec 2022
How to use Wireshark OUI lookup for network security
Wireshark OUI lookup helps cyber defenders, pen testers and red teams identify and target network endpoints -- and it can be accessed from any browser. Continue Reading
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News
01 Dec 2022
LastPass warns some customer data accessed in new breach
LastPass disclosed a new breach, related to the previously disclosed attack in August, that resulted in a threat actor obtaining access to some customer data. Continue Reading
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News
01 Dec 2022
Archive files become preferred format for malware delivery
The team at HP Wolf Security found that cybercriminals are using archive files as the preferred method for spreading malware, beating Microsoft Office for the first time. Continue Reading
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Feature
30 Nov 2022
Collaboration platforms play key role in hybrid work security
As hybrid work and virtual collaboration grow, legacy security tools are no longer enough. Learn why organizations must update their security strategies. Continue Reading
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Podcast
30 Nov 2022
Risk & Repeat: Twitter, Elon Musk and security concerns
This podcast episode discusses Twitter's security concerns following Elon Musk's acquisition last month, as well as a possible data breach from 2021 that came to light recently. Continue Reading
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Feature
29 Nov 2022
How to prevent SQL injection with prepared statements
One of the top defenses against SQL injection is prepared statements. In this book excerpt, learn what prepared statements are and how to extend their defense. Continue Reading
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News
28 Nov 2022
SAP security requires specific skills, teamwork
Critical SAP vulnerabilities are a constant concern and are increasing as SAP systems open more due to digital transformation and integration with other systems. Continue Reading
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Definition
22 Nov 2022
DevSecOps
DevSecOps (development plus security plus operations) is an approach that combines application development, security, operations and infrastructure as code (IaC) in an automated continuous integration/continuous delivery (CI/CD) pipeline. Continue Reading
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Definition
18 Nov 2022
pen testing (penetration testing)
A penetration test, also called a pen test or ethical hacking, is a cybersecurity technique that organizations use to identify, test and highlight vulnerabilities in their security posture. Continue Reading
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News
17 Nov 2022
Magecart malware menaces Magento merchants
Sansec researchers say as many as 38% of commercial customers running the Adobe Commerce and Magento platforms could be infected with Magecart's TrojanOrders malware. Continue Reading
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Podcast
16 Nov 2022
Risk & Repeat: Researchers criticize HackerOne
This podcast episode discusses a recent TechTarget Security article about bug bounty platform HackerOne in which researchers aired several complaints about the company. Continue Reading
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News
15 Nov 2022
Twitter users experience apparent SMS 2FA disruption
The 2FA notification disruption occurred after CEO Elon Musk announced plans to shutter a majority of Twitter's microservices, though reasons for the outage are unconfirmed. Continue Reading
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Opinion
10 Nov 2022
Secure development focus at KubeCon + CloudNativeCon 2022
The pressure is on. It's time for better security that can keep up with modern software developers. That was the message at this year's KubeCon + CloudNativeCon. Continue Reading
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Opinion
09 Nov 2022
Multichannel communications need more than email security
To remain protected against social engineering attacks in all communication channels, enterprises need new security strategies that extend beyond email to new collaboration tools. Continue Reading
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Tip
09 Nov 2022
Follow these steps to remove the last Exchange Server
Organizations that were unable to uninstall their last Exchange Server from the on-premises environment can now do so if they fulfill the requirements. Continue Reading
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News
08 Nov 2022
Microsoft resolves 6 zero-days on November Patch Tuesday
Two Exchange Server zero-days discovered in September get security updates this month along with four Windows vulnerabilities that had been actively exploited. Continue Reading
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News
07 Nov 2022
Nozomi Networks CEO talks OT security and 'budget muscle'
Nozomi Networks CEO Edgard Capdevielle sat down with TechTarget Editorial to discuss the evolution of OT security and the challenge of 'budget muscle' many organizations face. Continue Reading
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News
04 Nov 2022
Honeywell weighs in on OT cybersecurity challenges, evolution
TechTarget Editorial sat down with Honeywell's Paul Griswold and Jeff Zindel to discuss the rapid growth and evolution of the operational technology cybersecurity industry. Continue Reading
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News
01 Nov 2022
Security AI shifts left into DevSecOps
DevSecOps vendors such as GitLab and Palo Alto's Prisma Cloud embrace security AI throughout the software development lifecycle, as IT trust in AI grows. Continue Reading
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News
25 Oct 2022
Cryptomining campaign abused free GitHub account trials
Cloud security vendor Sysdig uncovered the largest cryptomining operation it's ever seen as threat actors used free account trials to shift the costs to service providers. Continue Reading
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Tip
25 Oct 2022
Top security-by-design frameworks
Following a security-by-design framework, or designing one specific to your company, is key to implanting security into every step of the software development lifecycle. Continue Reading
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Definition
21 Oct 2022
command-and-control server (C&C server)
A command-and-control server (C&C server) is a computer that issues directives to digital devices that have been infected with rootkits or other types of malware, such as ransomware. Continue Reading
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Feature
20 Oct 2022
VPN vs. zero trust vs. SDP: What's the difference?
For strong network security, many vendors say VPNs don't cut it anymore. Enter the zero-trust security model and SDPs. Continue Reading
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News
19 Oct 2022
Azure vulnerability opens door to remote takeover attacks
Orca Security researchers uncovered a flaw in Azure Service Fabric that was fixed in last week's Patch Tuesday. It allows elevation of privilege and remote takeover of nodes. Continue Reading
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News
18 Oct 2022
Python vulnerability highlights open source security woes
A 15-year-old unpatched vulnerability in a tarfile module for the Python programming language prompted researchers from cybersecurity vendor Trellix to take action. Continue Reading
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Definition
18 Oct 2022
Diffie-Hellman key exchange (exponential key exchange)
Diffie-Hellman key exchange is a method of digital encryption that securely exchanges cryptographic keys between two parties over a public channel without their conversation being transmitted over the internet. Continue Reading
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News
13 Oct 2022
NPM API flaw exposes secret packages
A flaw in the API for NPM could potentially allow a threat actor to see the internal packages for corporate users -- a possible first step for a supply chain attack. Continue Reading
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Feature
12 Oct 2022
The history and evolution of zero-trust security
Before zero-trust security, enterprise insiders were trusted and outsiders weren't. Learn about the history of zero trust and the public and private sector efforts to adopt it. Continue Reading
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Tip
12 Oct 2022
An overview of the CISA Zero Trust Maturity Model
A zero-trust framework blocks all attempts to access internal infrastructure without authentication. The CISA Zero Trust Maturity Model is a roadmap to get there. Continue Reading
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Feature
12 Oct 2022
7 steps for implementing zero trust, with real-life examples
More than a decade since the term's inception, zero-trust security is still much easier said than done. Here's how to get started. Continue Reading
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News
11 Oct 2022
Microsoft resolves Windows zero-day on October Patch Tuesday
The company released mitigation instructions for two Exchange Server zero-days discovered late last month but had no security updates to close the flaws on the email platform. Continue Reading
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News
11 Oct 2022
NPM malware attack goes unnoticed for a year
A cybercriminal crew known as "LofyGang" poisoned software supply chains with bad NPM packages for more than a year, according to Checkmarx researchers. Continue Reading
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Feature
11 Oct 2022
How to choose the best ZTNA vendor for your organization
In a sea of options, finding the best ZTNA vendor for your organization can pose a major challenge. Weed through the marketing hype with advice from the experts. Continue Reading
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News
11 Oct 2022
Google launches new supply chain security offerings
Securing the software supply chain, especially open source libraries, was a major theme behind the new products released at the Google Cloud Next '22 conference. Continue Reading
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Tip
11 Oct 2022
How to conduct a cybersecurity audit based on zero trust
This checklist offers guidance on how to prepare for a zero-trust cybersecurity audit and helps document how well cybersecurity controls are performing based on CISA's ZTMM. Continue Reading
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News
07 Oct 2022
CISA lists top vulnerabilities exploited by Chinese hackers
The U.S. government published a list of the most commonly exploited vulnerabilities exploited by Chinese state-sponsored actors, including Log4Shell and the ProxyLogon bugs. Continue Reading
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Definition
06 Oct 2022
filter (computing)
The term filter in computing can mean a variety of things, depending on the technology or technical discipline in question. Continue Reading
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News
04 Oct 2022
Secureworks finds network intruders see little resistance
A report from Secureworks found that in many network intrusions, the attackers only need to employ basic, unsophisticated measures to evade detection. Continue Reading
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News
04 Oct 2022
Tenable shifts focus, launches exposure management platform
The company said it's expanding beyond vulnerability management to address the growing attack surface and the challenges customers face to address it. Continue Reading
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News
29 Sep 2022
Mandiant spots new malware targeting VMware ESXi hypervisors
Mandiant researchers said the backdoors were installed with a novel technique that used malicious vSphere Installation Bundles, though it's unclear how initial access was achieved. Continue Reading
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News
28 Sep 2022
Intel SDKs give developers tools for AI, quantum software
Intel launched new SDKs for AI and quantum computing and added tools underpinned by the Intel Developer Cloud in an effort to attract developers to build on its hardware. Continue Reading
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News
23 Sep 2022
Malicious NPM package discovered in supply chain attack
Threat actors are circulating a look-alike version of the Material Tailwind NPM package to infect developers for supply chain malware attacks, according to ReversingLabs. Continue Reading
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News
22 Sep 2022
IT pros pan government software supply chain security advice
As the prospect of federally mandated SBOM drives up usage of the software supply chain security tech, the government's documentation so far adds to risky confusion, experts say. Continue Reading
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Tip
22 Sep 2022
10 security-by-design principles to include in the SDLC
Security is rarely a priority in the SDLC, but it should be. Adhere to these security-by-design principles for secure software and learn the importance of threat modeling. Continue Reading
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News
22 Sep 2022
15-year-old Python vulnerability poses supply chain threat
Trellix researchers issued a call for help to patch a vulnerable software module, which was found in more than 300,000 open source GitHub repositories. Continue Reading
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Definition
21 Sep 2022
Android System WebView
Android System WebView is a system component for the Android operating system (OS) that allows Android apps to display web content directly inside an application. Continue Reading
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Answer
20 Sep 2022
How DKIM records reduce email spoofing, phishing and spam
Learn how implementing DomainKeys Identified Mail helps protect against phishing, spam and email forgery by digitally signing outgoing messages. Continue Reading
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News
16 Sep 2022
DOJ drops report on cryptocurrency crime efforts
The U.S. Department of Justice issued a report to President Biden on its various enforcement efforts around cybercrime and digital currency, as well as looming challenges. Continue Reading
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Opinion
14 Sep 2022
5 ways to improve your cloud security posture
With more applications deployed to multiple clouds, organizations must shore up their security posture, and cloud security posture management is designed to help. Find out why. Continue Reading
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Definition
13 Sep 2022
air gap (air gapping)
An air gap is a security measure that involves isolating a computer or network and preventing it from establishing an external connection. Continue Reading
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News
08 Sep 2022
Cisco Talos traps new Lazarus Group RAT
The North Korean-backed Lazarus Group has deployed a new type of remote access Trojan that has already been turned against foreign government networks and private energy companies. Continue Reading
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Tutorial
01 Sep 2022
How to create and add an SPF record for email authentication
Learn how to create Sender Policy Framework records to list authenticated mail servers for an email domain to fight spam, phishing, email forgery and other malicious email. Continue Reading
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News
01 Sep 2022
Microsoft discloses 'high-severity' TikTok vulnerability
The flaw in TikTok's Android app is the latest security concern for the social media company, which was criticized last month for having keylogging functionality in its iOS app. Continue Reading
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Tip
01 Sep 2022
Cybersecurity budget breakdown and best practices
Once budget is secured, CISOs must figure out where it should be allocated -- as well as how to justify the costs. Get the lowdown on a cybersecurity budget breakdown here. Continue Reading
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News
30 Aug 2022
Microsoft Excel attacks fall out of fashion with hackers
Hornetsecurity researchers say newly introduced safety measures from Microsoft have driven cybercriminals away from using Excel as a malware infection tool. Continue Reading
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News
30 Aug 2022
FBI warns attacks on DeFi platforms are increasing
As cryptocurrency interest soars, cybercriminals are cashing in on the immaturity of some DeFi platforms and stealing hundreds of millions of dollars from investors. Continue Reading
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News
25 Aug 2022
Mitiga: Attackers evade Microsoft MFA to lurk inside M365
During an incident response investigation, Mitiga discovered attackers were able to create a second authenticator with no multifactor authentication requirements. Continue Reading
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News
25 Aug 2022
Twitter whistleblower report holds security lessons
The whistleblower report from Twitter's former security lead should provide companies and boards with lessons on how not to handle internal security concerns. Continue Reading
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News
24 Aug 2022
PyPI phishing renews call for mandatory 2FA, package signing
Some developers view compulsory 2FA and package signing as a threat to productivity, but industry experts say such requirements are inevitable amid ongoing cyberattacks. Continue Reading
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Tip
24 Aug 2022
How to conduct a secure code review
Learn how to conduct a secure code review -- a critical step in the software development lifecycle -- to avoid releasing an app with bugs and security vulnerabilities. Continue Reading
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News
17 Aug 2022
Google patches yet another Chrome zero-day vulnerability
Google issued an update Wednesday to address a potentially serious security vulnerability in its Chrome browser, and the company urged users to patch their browsers immediately. Continue Reading
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News
16 Aug 2022
Mailchimp suffers second breach in 4 months
While the source of the breach has not been confirmed, an attacker got into Mailchimp and gained access to the customer account of cloud hosting provider DigitalOcean. Continue Reading
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Tip
16 Aug 2022
How to ensure a secure metaverse in your organization
Before deploying your company's metaverse, follow these practices -- including inventorying vulnerabilities and developing T&Cs -- to proactively address metaverse security issues. Continue Reading
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News
12 Aug 2022
Eclypsium calls out Microsoft over bootloader security woes
At DEF CON 30, Eclypsium researchers detailed three new vulnerabilities in third-party Windows bootloaders that were signed with Microsoft's UEFI certificates. Continue Reading
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News
11 Aug 2022
Researchers reveal Kubernetes security holes, prevention
Researchers with Palo Alto Networks took the stage at Black Hat to explain how configurations and system privileges in Kubernetes clusters can allow container escape and takeover. Continue Reading
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News
11 Aug 2022
How CI/CD pipelines are putting enterprise networks at risk
At Black Hat USA 2022, NCC Group researchers demonstrated how threat actors can compromise CI/CD pipelines and break out into enterprise networks and cloud environments. Continue Reading
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Tip
10 Aug 2022
Compare SAST vs. DAST vs. SCA for DevSecOps
SAST, DAST and SCA DevSecOps tools can automate code security testing. Discover what each testing method does, and review some open source options to choose from. Continue Reading
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News
03 Aug 2022
Thoma Bravo to acquire Ping Identity for $2.8B
Thoma Bravo's bid is expected to close in the fourth quarter of 2022. Ping Identity's purchase price represents a 63% premium over the vendor's closing price Tuesday. Continue Reading
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Tip
02 Aug 2022
10 enterprise database security best practices
Beyond protecting enterprise databases from vulnerabilities, it is critical to improve and review their security on a regular basis. Learn more with these database security best practices. Continue Reading
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Definition
01 Aug 2022
stack pointer
A stack pointer is a small register that stores the memory address of the last data element added to the stack or, in some cases, the first available address in the stack. Continue Reading
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Feature
28 Jul 2022
How to secure data at rest, in use and in motion
With internal and external cyber threats on the rise, check out these tips to best protect and secure data at rest, in use and in motion. Continue Reading
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News
26 Jul 2022
AWS issues MFA call to action at re:Inforce 2022
To reduce growing attack surfaces in the cloud, AWS executives emphasized the importance of implementing MFA to protect accounts and blocking public access to cloud resources. Continue Reading
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Podcast
25 Jul 2022
The awkward state of the remote vs. in-person work debate
TechTarget senior news writer Beth Pariseau discusses return-to-work initiatives for IT pros and in-person tech conferences coming back onto the schedule. Continue Reading
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News
21 Jul 2022
Atlassian Confluence plugin contains hardcoded password
A flaw in Questions for Confluence, a first-party application in Atlassian Confluence, contains a hardcoded password enabling access into any vulnerable instance. Continue Reading
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Tip
15 Jul 2022
Pen testing vs. vulnerability scanning: What’s the difference?
Confused by the differences between pen tests and vulnerability scans? You're not alone. Learn the key differences between the two and when each should be used. Continue Reading
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News
12 Jul 2022
4 critical flaws among 84 fixes in July Patch Tuesday
Microsoft's Patch Tuesday release for July brought dozens of fixes for security flaws in Windows, an Azure disaster recovery tool and the problematic Print Spooler service. Continue Reading
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News
06 Jul 2022
HackerOne incident raises concerns for insider threats
While the threat actor's motivation appears to be financial, it shows just how damaging an insider threat could be for vulnerability disclosure and bug bounty systems. Continue Reading
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News
28 Jun 2022
Ransomware gangs using Log4Shell to attack VMware instances
Ransomware groups are exploiting the Log4Shell flaw in VMware Horizon and using DLL sideloading techniques to exfiltrate and encrypt data, according to Trend Micro. Continue Reading
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Feature
27 Jun 2022
An enterprise bug bounty program vs. VDP: Which is better?
Creating a bug bounty or vulnerability disclosure program? Learn which option might prove more useful, and get tips on getting a program off the ground. Continue Reading
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Tip
24 Jun 2022
Top 4 best practices to secure the SDLC
NIST's Secure Software Development Framework is a set of practices for mitigating software vulnerabilities. Learn about the top SDLC best practices included in this framework. Continue Reading
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News
23 Jun 2022
Chinese HUI Loader malware ups the ante on espionage attacks
A state-sponsored piece of malware may become a favorite weapon for Beijing-backed hacking crews looking to lift intellectual property from foreign firms. Continue Reading
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Tip
16 Jun 2022
How to set up automated log collection with PowerShell
Gathering logs from on-premises Windows Server systems or Office 365 cloud services is a necessary but tedious job. Try a PowerShell script to ease the pain. Continue Reading
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Tip
16 Jun 2022
How hackers use AI and machine learning to target enterprises
AI benefits security teams and cybercriminals alike. Learn how hackers use AI and machine learning to target enterprises, and get tips on preventing AI-focused cyber attacks. Continue Reading
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News
14 Jun 2022
Critical Atlassian Confluence flaw remains under attack
Researchers say a critical flaw in the Atlassian Confluence Data Center and Server is now being used to spread ransomware in the wild, making updates a top priority. Continue Reading
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News
13 Jun 2022
Tenable slams Microsoft over Azure vulnerabilities
Tenable expressed its frustration after working with Microsoft on the disclosure of two cloud flaws that researchers ranked as critical, which the company later silently patched. Continue Reading