Network Access Control Basics
Top Stories
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Tip
06 Apr 2022
10 IoT security challenges and how to overcome them
IoT, while influential and beneficial, introduces several enterprise security issues. Key risks of IoT include network vulnerabilities and outdated software and firmware. Continue Reading
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Quiz
23 Dec 2020
Endpoint security quiz: Test your knowledge
Test your knowledge of SASE, split tunneling, and device discovery tool capabilities and best practices in this endpoint security quiz for IT professionals. Continue Reading
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News
25 Jan 2023
Contractor error led to Baltimore schools ransomware attack
A security contractor for Baltimore County Public Schools mistakenly opened a suspicious phishing email attachment in an unsecure environment, leading to the ransomware attack. Continue Reading
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Tip
25 Jan 2023
How cyber deception technology strengthens enterprise security
They say the best defense is a good offense. Cyber deception puts that philosophy into practice in the enterprise, using a combination of technology and social engineering. Continue Reading
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Feature
25 Jan 2023
Top 10 types of information security threats for IT teams
Common security threats range from insider threats to advanced persistent threats, and they can bring an organization to its knees unless its in-house security team is aware of them and ready to respond. Continue Reading
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Podcast
24 Jan 2023
Risk & Repeat: Another T-Mobile data breach disclosed
This podcast episode discusses the latest T-Mobile breach -- the third in less than three years -- in which a threat actor stole personal data from 37 million customer accounts. Continue Reading
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News
24 Jan 2023
Customer data, encryption key stolen in GoTo breach
GoTo's breach update follows the recent disclosure made by GoTo subsidiary LastPass, which similarly lost significant sensitive customer data in a breach last year. Continue Reading
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Opinion
24 Jan 2023
5 ways to enable secure software development in 2023
Security teams have to help developers ensure security software development, but in today's rapidly scaling cloud environments, it's a challenging task. Continue Reading
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Tip
23 Jan 2023
8 cybersecurity roles to consider
Cybersecurity is an exciting and increasingly important field with a wealth of career opportunities. Explore eight cybersecurity roles and the skills, talent and experience required. Continue Reading
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News
23 Jan 2023
Experts applaud expansion of Apple's E2E encryption
Amidst growing privacy concerns and data breach threats, Apple launched Advanced Data Protection for U.S. customers last month to secure almost all data stored in iCloud. Continue Reading
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Tip
23 Jan 2023
4 tips to find cyber insurance coverage in 2023
The cyber insurance industry is settling down but isn't without challenges. Read up on cyber insurance in 2023 and how to get the most from your organization's coverage this year. Continue Reading
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Tip
20 Jan 2023
How to select a security analytics platform, plus vendor options
Security analytics platforms aren't traditional SIEM systems, but rather separate platforms or a SIEM add-on. Learn more about these powerful and important tools. Continue Reading
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Opinion
20 Jan 2023
6 cybersecurity buzzwords to know in 2023
Enterprise Strategy Group research indicates many organizations will increase cybersecurity spending in 2023, and with that comes an evolving set of vendor buzzwords to sort out. 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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Podcast
20 Jan 2023
Risk & Repeat: Breaking down the LastPass breach
This podcast episode discusses the fallout of the recent LastPass breach, in which a threat actor stole encrypted logins and unencrypted website URLs from the password manager. Continue Reading
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News
19 Jan 2023
Chainalysis: Ransomware payments down, fewer victims paying
Ransomware payments dropped significantly this past year, falling more than 40% from 2021, according to new research from blockchain analysis firm Chainalysis. 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
18 Jan 2023
LastPass faces mounting criticism over recent breach
LastPass disclosed a breach last month in which a threat actor stole personal customer information, including billing addresses and encrypted website login details. Continue Reading
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Tip
18 Jan 2023
Top 10 ICS cybersecurity threats and challenges
Industrial control systems are subject to both unique and common cybersecurity threats and challenges. Learn about the top ones here and how to mitigate them. Continue Reading
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Guest Post
18 Jan 2023
How to build a cyber-resilience culture in the enterprise
Discover how organizations can build a culture of cyber resilience by reducing risk, limiting damage, having a disaster recovery plan and assuming a cyber attack is coming. Continue Reading
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Tip
17 Jan 2023
State of data privacy laws in 2023
Concern about how personal data is processed and stored is leading to the passage of new regulations that govern how companies handle consumer data. Continue Reading
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News
17 Jan 2023
Microsoft fixes SSRF vulnerabilities found in Azure services
Orca Security, which discovered the Azure flaws, warned enterprises to be aware of SSRF attacks, which can result in a threat actor accessing or modifying sensitive data. Continue Reading
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News
16 Jan 2023
Judge dismisses Chris Hadnagy lawsuit against DEF CON
DEF CON said it wasn't the only infosec conference to receive code-of-conduct complaints about Chris Hadnagy, claiming Black Hat USA removed him from its review board. Continue Reading
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News
12 Jan 2023
Windows zero day patched but exploitation activity unclear
Avast threat researchers detected exploitation of a Windows zero-day flaw in the wild, and organizations are being urged to patch the flaw immediately. Continue Reading
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News
11 Jan 2023
Vulnerable software, low incident reporting raises risks
Beneath the buzz around tech innovations at CES were discussions about cybersecurity and how to prevent the next generation of tech from being just as vulnerable as the last. Continue Reading
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Tip
11 Jan 2023
Enterprise cybersecurity hygiene checklist for 2023
Enterprise cybersecurity hygiene must be a shared responsibility between employees and employers. Follow these steps to get the job done by both. Continue Reading
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News
10 Jan 2023
BitSight, Schneider Electric partner to quantify OT risk
The new partnership aims to provide organizations with increased visibility and risk detection capabilities for operational technology environments and critical infrastructure. 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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Tip
10 Jan 2023
How to prevent and detect lateral movement attacks
Reduce the success of lateral movement attacks by performing these eight key cybersecurity activities at strategic, operational and proactive levels. Continue Reading
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Opinion
09 Jan 2023
3 enterprise network security predictions for 2023
It's shaping up to be another banner year for network security. 2023 may see decryption-less threat detection, connected home-caused enterprise breaches and new SASE drivers. Continue Reading
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Tip
09 Jan 2023
What is Triple DES and why is it being disallowed?
Triple DES no longer provides the encryption strength it once did. Prepare now to transition away from its use to a more security alternative. Continue Reading
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News
06 Jan 2023
10 of the biggest ransomware attacks of 2022
Like last year, ransomware attacks in 2022 caused prolonged disruptions and saw stolen data leaked to public sites. Here are 10 of the biggest attacks from last year. 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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Feature
05 Jan 2023
How to configure Windows privacy settings with Intune
To personalize UX, Windows devices aren't shy about collecting user data. This isn't ideal for enterprise security. Discover how to lock down privacy settings with Intune. Continue Reading
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Feature
05 Jan 2023
Windows security tips for the enterprise
Securing a Windows environment is no easy feat. Read up on low-hanging fruit to quickly address, as well as top tips from two security practitioners to get started. 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
04 Jan 2023
December ransomware disclosures reveal high-profile victims
Cloud provider Rackspace was just one of several major enterprises to suffer a ransomware attack, according to public disclosures and reports in December. 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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Tip
28 Dec 2022
Top 7 enterprise cybersecurity challenges in 2023
Security teams faced unprecedented challenges in 2022. The year ahead appears no less daunting. Here are the cybersecurity trends and safeguards to take into account in 2023. Continue Reading
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Tip
28 Dec 2022
10 cybersecurity certifications to boost your career in 2023
A consensus of industry professionals rank these 10 security certifications as the most coveted by employers and security pros -- plus links to 10 vendor security certifications. Continue Reading
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Guest Post
27 Dec 2022
Understanding current XDR elements and options
What do existing extended detection and response products provide? Learn about EDR+, SIEM+ and Comprehensive options, which all provide varying levels of XDR. Continue Reading
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Tip
27 Dec 2022
How to prevent and mitigate process injection
Process injection is a defense evasion technique that helps attackers hide from enterprise security systems. Learn how it works and how to mitigate it. Continue Reading
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Feature
22 Dec 2022
Top 14 ransomware targets in 2023 and beyond
Two in three organizations suffered ransomware attacks in a single 12-month period, according to recent research. And, while some industries are taking particularly hard hits, no one is safe. Continue Reading
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News
21 Dec 2022
Play ransomware actors bypass ProxyNotShell mitigations
CrowdStrike is urging organizations to apply the latest Microsoft Exchange updates after investigations revealed attackers developed a bypass for ProxyNotShell mitigations. Continue Reading
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Podcast
21 Dec 2022
Risk & Repeat: OT security progress, threats in 2022
This Risk & Repeat podcast episode discusses the current state of OT security, including the convergence with IT environments and an ever-evolving threat landscape. Continue Reading
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Tip
21 Dec 2022
10 must-have cybersecurity skills for career success in 2023
Looking to advance your cybersecurity career? Here are the skills you'll need to win that CISO job, land a gig as a threat hunter and snag other security positions in high demand. 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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Tip
20 Dec 2022
What enumeration attacks are and how to prevent them
Web applications may be vulnerable to user enumeration attacks. Learn how these brute-forcing attacks work and how to prevent them. Continue Reading
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Feature
20 Dec 2022
20 companies affected by major ransomware attacks in 2021
Between hefty ransom demands, major disruptions and leaked data, 2021 saw major ransomware activity across companies and industries. Continue Reading
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News
20 Dec 2022
NCC Group: Ransomware attacks increased 41% in November
In addition to a month full of unexpected trends in both threat group activity and targeted sectors, NCC Group warned organizations to be aware of an increase in DDoS attacks. Continue Reading
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News
19 Dec 2022
The state of OT security: a rapidly evolving landscape
Security experts weigh in on how the OT security landscape has evolved over the last decade, and where it could be going next as threats continue to mount. Continue Reading
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Feature
19 Dec 2022
11 cybersecurity predictions for 2023
Analysts and experts have looked into their crystal balls and made their cybersecurity predictions for 2023. Is your organization prepared if these predictions come true? Continue Reading
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Tip
19 Dec 2022
The 14 best cloud security certifications for IT pros in 2023
Certifications can help security pros prove their baseline knowledge of infosec topics. Consider adding these top cloud security certifications to your arsenal. Continue Reading
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Tip
16 Dec 2022
Top 12 online cybersecurity courses for 2023
Our panel of experts picked the best free and paid online cybersecurity courses for working professionals looking to advance their careers and for newbies breaking into the field. 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
Check Point classifies Azov as wiper, not ransomware
While Azov was initially considered ransomware, Check Point researchers warned the polymorphic malware is designed to inflict maximum damage to targeted systems. Continue Reading
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News
14 Dec 2022
Cybereason warns of rapid increase in Royal ransomware
Enterprises need to be aware of the group's partial encryption technique because the less data it encrypts, the less chance the activity will be detected by a security product. Continue Reading
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Tip
14 Dec 2022
Top 7 data loss prevention tools for 2023
Data loss prevention software is a necessity for most companies. Our guide gives you a quick overview of seven top DLP providers and tells you what works -- and what doesn't. Continue Reading
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Tip
14 Dec 2022
Top 15 email security best practices for 2023
Attackers exploit email every day to break into corporate networks, but the risk can be reduced by adhering to these 15 email security best practices. 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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Tip
13 Dec 2022
What are the differences between su and sudo commands?
Linux administrators have choices when deciding how to delegate privileges. Learn about the options they can take while ensuring their operations remain secure. Continue Reading
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Feature
13 Dec 2022
After the CISO role: Navigating what comes next
Former chief information security officers may have numerous career options available but no clear path forward. Here's how to navigate life after the CISO role. 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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Feature
13 Dec 2022
12 types of wireless network attacks and how to prevent them
From packet sniffing and rogue access points to spoofing attacks and encryption cracking, learn about common wireless network attacks and how to prevent them. Continue Reading
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Tip
12 Dec 2022
As a new CISO, the first 100 days on the job are critical
As a chief information security officer, you won't get a second chance to make a first impression. Learn how a CISO's first 100 days lay the foundation for a successful tenure. Continue Reading
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News
12 Dec 2022
Fortinet confirms VPN vulnerability exploited in the wild
In an advisory Monday, Fortinet urged customers to take steps to immediately mitigate the critical flaw, which was disclosed earlier by French infosec firm Olympe Cyberdefense. 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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Podcast
08 Dec 2022
Risk & Repeat: Breaking down Rackspace ransomware attack
This Risk & Repeat podcast episode discusses the recent ransomware attack against cloud provider Rackspace, as well as the major service outage affecting its customers. Continue Reading
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News
07 Dec 2022
Vice Society ransomware 'persistent threat' to education sector
New research from Palo Alto Networks supports recent government warnings that Vice Society poses an increased risk to K-12 schools and higher education. Continue Reading
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Feature
07 Dec 2022
Understanding malware analysis and its challenges
Discover what to expect in a malware analyst career, from the types of malware you'll encounter to important tools to use to difficulties that arise for those new to the field. Continue Reading
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Feature
07 Dec 2022
Why is malware analysis important?
Malware continues to plague all organizations, causing data loss and reputational damage. Discover how malware analysis helps protect companies from such attacks. 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
06 Dec 2022
MegaRAC flaws, IP leak impact multiple server brands
MegaRAC BMC software from American Megatrends, Inc. have a trio of serious security vulnerabilities that were discovered following an intellectual property leak. Continue Reading
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Tip
06 Dec 2022
How to implement least privilege access in the cloud
More organizations are moving their resources to the cloud but are not paying attention to how cloud access privileges are allocated. Learn how to limit access in the cloud. Continue Reading
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News
06 Dec 2022
Rackspace confirms ransomware attack after Exchange outages
The cloud service provider said that because the investigation of the ransomware attack is in the early stages, it is unknown what, if any, customer data was stolen. Continue Reading
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Tutorial
06 Dec 2022
How to use the Hydra password-cracking tool
Need help brute-forcing passwords? Get started by learning how to use the open source Hydra tool with these step-by-step instructions and companion video. Continue Reading
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News
05 Dec 2022
Education sector hit by Hive ransomware in November
The education sector remained a popular target last month, particularly from Hive, a ransomware-a-as-a-service group, that even warranted a government alert in late November. Continue Reading
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News
05 Dec 2022
Rackspace 'security incident' causes Exchange Server outages
Rackspace has not said what caused the security incident, but the cloud provider said it proactively disconnected its Hosted Exchange offering as it investigates the matter. Continue Reading
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News
02 Dec 2022
Experts argue 'sludge' could muck up cyber attacks
Network defenders can supplement their security postures with additional settings and policies that frustrate and discourage attackers, according to a new research paper. Continue Reading
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Opinion
02 Dec 2022
XDR definitions don't matter, outcomes do
Despite remaining confusion about what XDR is, security teams need to improve threat detection and response. ESG research revealed plans for increased XDR spending in 2023. Continue Reading
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Opinion
02 Dec 2022
7 steps to implementing a successful XDR strategy
There's still confusion around what extended detection and response is, but it will play a key role in enterprise security. To successfully implement XDR, follow these steps. Continue Reading
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News
01 Dec 2022
Mozilla, Microsoft drop Trustcor as root certificate authority
Mozilla and Microsoft removed support for TrustCor certificates after a Washington Post report revealed the company's ties to government contractors specializing in spyware. 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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Tip
01 Dec 2022
Top 5 key ethical hacker skills
Ethical hacking can be a rewarding career, but it requires tenacity, curiosity and creativity, among other traits. Oh, and you better be a good writer, too. 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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News
30 Nov 2022
Lockbit 3.0 has BlackMatter ransomware code, wormable traits
LockBit 3.0 or 'LockBit Black' includes anti-debugging capabilities, the ability to delete Volume Shadow Copy files and the potential ability to self-spread via legitimate tools. Continue Reading
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News
30 Nov 2022
Exchange Server bugs caused years of security turmoil
The four high-profile sets of security vulnerabilities in Microsoft Exchange Server, disclosed by researcher Orange Tsai, are set to remain a major concern for organizations. 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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News
30 Nov 2022
Tenable: 72% of organizations remain vulnerable to Log4Shell
New research shows the attack surface remains wide for the Log4j vulnerability, known as Log4Shell, which caused significant problems for organizations over the past year. 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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Feature
29 Nov 2022
How to maintain security with an understaffed security team
Unsurprisingly, many companies function without a complete security team. Security tasks often fall to others in the organization. Here's some advice for stand-in security members. Continue Reading
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News
28 Nov 2022
Infosec researcher reports possible 'massive' Twitter breach
The alleged Twitter breach involves a data set from late 2021 and includes the phone numbers and personal information of millions of users in the U.S. and Europe. Continue Reading
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Feature
28 Nov 2022
WLAN security: Best practices for wireless network security
Follow these wireless network security best practices to ensure your company's WLAN remains protected against the top threats and vulnerabilities. Continue Reading
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News
23 Nov 2022
Cybereason warns of fast-moving Black Basta campaign
Threat actors with the Black Basta ransomware-as-a-service group are compromising networks in as little as one hour and stealing sensitive data before disabling DNS services. Continue Reading
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News
22 Nov 2022
Google's new YARA rules fight malicious Cobalt Strike use
Google's YARA rules detect cracked versions of Cobalt Strike's older releases so that legitimate instances of the red teaming tool, which use the latest version, aren't targeted. Continue Reading
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Tip
18 Nov 2022
Top metaverse cybersecurity challenges: How to address them
As the metaverse takes shape, companies must consider a slew of new cybersecurity challenges and how to deal with them. 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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Tip
17 Nov 2022
Top 5 vulnerability scanning tools for security teams
Use these five vulnerability scanning tools to find weaknesses and potential exploits in web applications, IT and cloud infrastructure, IoT devices and more. Continue Reading
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Guest Post
17 Nov 2022
Do companies need cyber insurance?
As cyber insurance costs rise, companies must determine whether they truly need cyber insurance to tackle their increased risk of cyber attacks. Continue Reading
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Tip
17 Nov 2022
Industrial control system security needs ICS threat intelligence
Threat actors and nation-states constantly try to find ways to attack all-important industrial control systems. Organizations need specialized ICS threat intelligence to fight back. Continue Reading
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News
17 Nov 2022
CISA: Iranian APT actors compromised federal network
CISA said Iranian nation-state actors exploited Log4Shell flaws on an unpatched VMware Horizon server before deploying a cryptominer and attempting to gain persistent access. Continue Reading