Threats, Cyberattacks & Vulnerabilities
Top Stories
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Feature
23 Oct 2026
Help desk deepfakes: Why CISOs must rethink verification
Protecting the help desk from deepfake threats doesn't necessarily mean deploying the latest detection tools. Prioritizing policy over detection can stop deepfakes in their tracks. Continue Reading
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News
22 Oct 2026
Max-severity GitLab flaw lets attackers run code on servers
A high-impact GitLab flaw lets unauthenticated attackers run code on self-managed servers. Every release since 2014 is affected. Continue Reading
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News
20 Jun 2022
Cleveland BSides takes heat for Chris Hadnagy appearance
The Cleveland BSides security conference is experiencing turmoil after booking a 'surprise' keynote speaker who was recently barred from DEF CON for misconduct. 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
15 Jun 2022
Alphv ransomware gang ups pressure with new extortion scheme
The ransomware operators this week launched a website for victims' employees and customers to search for any stolen personal information following an attack. Continue Reading
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News
15 Jun 2022
Microsoft takes months to fix critical Azure Synapse bug
Orca Security discovered that inadequate tenant separation in Microsoft's Azure Synapse service could allow a threat actor to steal credentials from thousands of customers. Continue Reading
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Definition
15 Jun 2022
directory traversal
Directory traversal is a type of HTTP exploit in which a hacker uses the software on a web server to access data in a directory other than the server's root directory. 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
14 Jun 2022
How Russian sanctions may be helping US cybersecurity
Federal government officials say Russian sanctions decreased cyber attacks on the U.S. over the past few months but could potentially lead to significant threats down the road. 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
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News
09 Jun 2022
Rob Joyce: China represents biggest long-term cyberthreat
NSA director of cybersecurity Rob Joyce spoke at RSA Conference 2022 about the cyberthreat landscape for nation-state attacks from Russia and China. Continue Reading
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News
09 Jun 2022
Mandiant: Cyberextortion schemes increasing pressure to pay
At RSA Conference 2022, Mandiant executives discussed how attackers are pulling out all the stops to pressure victims to pay, from DDoS attacks to harassing victims' customers. Continue Reading
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News
07 Jun 2022
Cisco Talos: Destructive malware, supply chain attacks rising
At RSA Conference 2022, Cisco Talos discussed how adversaries have evolved and changed their tactics, leading to major shifts in the threat landscape. Continue Reading
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News
06 Jun 2022
MacOS malware attacks slipping through the cracks
Apple security specialist Patrick Wardle told RSA Conference 2022 attendees that some of the worst security flaws in the macOS operating system come from overlooked bits of code. Continue Reading
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News
06 Jun 2022
Major DDoS attacks increasing after invasion of Ukraine
DDoS attacks are a growing threat to both government and commercial entities across the globe, as Russia's invasion of Ukraine has increased the rate of attacks in 2022. Continue Reading
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News
03 Jun 2022
Critical Atlassian Confluence flaw exploited in the wild
No patch is currently available for the critical Atlassian bug, which affects Confluence Server and Data Center products, though one is expected by end of day Friday. Continue Reading
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News
02 Jun 2022
May ransomware attacks strike municipal governments, IT firms
A major agriculture machinery vendor as well as a handful of other private companies and municipal governments were the targets of ransomware attacks in May. Continue Reading
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News
02 Jun 2022
Conti ransomware group targeted Intel firmware tools
A pair of Intel firmware management platforms were targeted by the notorious Conti ransomware group to create new attack techniques, according to Eclypsium researchers. Continue Reading
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News
01 Jun 2022
Hackers ransom 1,200 exposed Elasticsearch databases
An extensive extortion operation didn't need exploits or vulnerabilities to take over more than 1,200 Elasticsearch databases and demand bitcoin payments, according to Secureworks. Continue Reading
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News
01 Jun 2022
Forescout proof-of-concept ransomware attack affects IoT, OT
Forescout's proof of concept showed how an attacker could use an IoT camera to gain access to an enterprise's IT network and then shut down operational technology hardware. Continue Reading
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News
31 May 2022
Microsoft zero day exploited in the wild, workarounds released
A zero-day flaw in the Microsoft Support Diagnostic Tool has already been exploited in the wild. No patch is available yet, but Microsoft released temporary mitigations. Continue Reading
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News
26 May 2022
U.S. Senate report calls out lack of ransomware reporting
The Senate Committee on Homeland Security published a report that points to a lack of ransomware reporting as a major issue in defending the U.S. from cyber attacks. Continue Reading
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News
26 May 2022
'Pantsdown' BMC vulnerability still present in Quanta servers
Eclypsium found that a critical security flaw first disclosed in 2019 remains exposed in many internet-facing servers, leaving networks at risk for remote code execution attacks. Continue Reading
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News
24 May 2022
Developers targeted by poisoned Python library
A developer's expired domain led to a threat actor taking control of an open source library and poisoning it with malware that could steal private keys for AWS instances. Continue Reading
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News
24 May 2022
Verizon DBIR: Ransomware dominated threat landscape in 2021
Though ransomware became an increasingly large threat to enterprises last year, Verizon's Data Breach Investigations Report found the model may not be as profitable as expected. Continue Reading
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News
23 May 2022
AdvIntel: Conti rebranding as several new ransomware groups
According to AdvIntel's research, the Conti ransomware group's attack on the Costa Rican government was part of a rebranding effort, as the gang's ransom payments had dried up. Continue Reading
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News
19 May 2022
QNAP devices hit by DeadBolt ransomware again
DeadBolt ransomware is once again targeting QNAP's NAS devices, and the vendor is urging customers to patch immediately. Continue Reading
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News
19 May 2022
VMware vulnerabilities under attack, CISA urges action
Administrators are grappling with four VMware vulnerabilities -- two older flaws that are under active exploitation and two new bugs that CISA believes will be exploited soon. Continue Reading
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News
18 May 2022
Axie Infinity hack highlights DPRK cryptocurrency heists
The $620 million hack of developer Sky Mavis earlier this year is only the latest in a long line of cryptocurrency platform attacks conducted by North Korean nation-state actors. Continue Reading
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News
17 May 2022
North Korean IT workers targeting US enterprises
North Korean nationals are looking to land jobs at U.S. and European companies to collect sensitive data that could help the reclusive government's military programs. Continue Reading
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News
17 May 2022
Cardiologist charged with creating Thanos, Jigsaw ransomware
Moises Luis Zagala Gonzalez, 55, faces up to five years in prison for each of the two charges connected to his alleged role in creating Thanos and Jigsaw ransomware. Continue Reading
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Definition
17 May 2022
man in the browser (MitB)
Man in the browser (MitB) is a security attack where the perpetrator installs a Trojan horse on the victim's computer that is capable of modifying that user's web transactions. Continue Reading
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Guest Post
16 May 2022
How cryptocurrencies enable attackers and defenders
Threat actors use cryptocurrencies for their anonymity, but they're not as impenetrable as once thought. Discover how cryptocurrencies can help attackers and defenders alike. Continue Reading
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News
12 May 2022
Iranian APT Cobalt Mirage launching ransomware attacks
Secureworks researchers said a new Iranian state-sponsored threat group is melding government and financial interests by targeting U.S. organizations with ransomware attacks. Continue Reading
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News
11 May 2022
Critical F5 vulnerability under exploitation in the wild
A remote code vulnerability in F5 BIG-IP network appliances is now being scanned for by threat actors, and some experts have observed exploitation in the wild. Continue Reading
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News
11 May 2022
US, allies warn of nation-state attacks against MSPs
The joint advisory did not name any specific nation-states, though co-sponsor agencies expect threat actors to 'step up their targeting' of managed service providers (MSPs). Continue Reading
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News
10 May 2022
New clues point to REvil ransomware gang's return
New research from Secureworks' Counter Threat Unit provides further evidence that the REvil ransomware group, once thought to be defunct, is indeed back on the scene. Continue Reading
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News
10 May 2022
US, EU attribute Viasat hack to Russia
The U.S. and U.K. governments, along with the EU, confirmed the suspicions around the attack that disrupted satellite services for customers in Ukraine as Russia invaded the country. Continue Reading
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News
09 May 2022
US offers $10M bounty for Conti ransomware information
The bounty follows a recent Conti ransomware attack that Costa Rica suffered in April. The country's new president, Rodrigo Chaves, declared a national emergency Sunday. Continue Reading
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Definition
09 May 2022
parameter tampering
Parameter tampering is a type of web-based cyber attack in which certain parameters in a URL are changed without a user's authorization. Continue Reading
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News
06 May 2022
Cryptocurrency mixer sanctioned over Lazarus Group ties
North Korea's Lazarus Group is accused of stealing more than $600 million in the Axie Infinity hack and laundering a chunk through the Blender.io mixing service. Continue Reading
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News
05 May 2022
Hackers exploit vulnerable Adminer for AWS database thefts
Mandiant researchers spotted a threat group using an exploit for older versions of Adminer to get their hands on metadata that included secret keys for AWS accounts. Continue Reading
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News
05 May 2022
SentinelOne finds high-severity flaws in Avast, AVG
The Avast and AVG vulnerabilities, which have been patched, went undiscovered for 10 years and potentially impact millions of devices, according to SentinelOne. Continue Reading
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News
04 May 2022
Coveware: Double-extortion ransomware attacks fell in Q1
Coveware said double-extortion ransomware may be replaced with 'big shame ransomware,' in which an attacker threatens to leak sensitive data without encrypting it. Continue Reading
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News
04 May 2022
Winnti threat group rides again with IP theft campaign
A Chinese cyberespionage campaign, dubbed 'Operation CuckooBees' by Cybereason, went unnoticed for years as spies siphoned off intellectual property from companies. Continue Reading
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News
03 May 2022
Trend Micro discovers AvosLocker can disable antivirus software
AvosLocker operators are using legitimate tools and previously disclosed vulnerabilities to disable antivirus software and evade detection on infected machines. Continue Reading
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News
03 May 2022
RCE vulnerabilities found in Avaya, Aruba network switches
Armis told SearchSecurity that depending on device model, it was 'not too hard to develop an exploit' for the Avaya and Aruba flaws, heightening concern for administrators. Continue Reading
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News
03 May 2022
April ransomware attacks slam US universities
April's ransomware attacks were highlighted by several universities and colleges in the U.S. reporting attacks, plus a possible data breach at one of the world's largest beverage companies. Continue Reading
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News
02 May 2022
Cyberespionage group exploiting network and IoT blind spots
Researchers with Mandiant have uncovered a new espionage-focused hacking operation that takes advantage of IoT and networking gear that security tools don't cover. Continue Reading
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News
28 Apr 2022
Lapsus$ targeting SharePoint, VPNs and virtual machines
From social engineering attacks to admin tools, a recent NCC Group report examined the tactics used by Lapsus$ to breach companies like Microsoft, Nvidia and Samsung. Continue Reading
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News
28 Apr 2022
Check Point: Ransomware attacks lasted 9.9 days in 2021
Check Point Research and Kovrr found ransomware attack victims paid out 89% of the ransom demand on average in 2019. The figure dropped to 27% in 2020 before rising to 49% in 2021. Continue Reading
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Feature
28 Apr 2022
Case study: Why it's difficult to attribute nation-state attacks
If two attacks look similar, don't assume they're from the same attacker. It's difficult to attribute nation-state attacks, as evidenced by the notorious 2016 Odinaff malware. Continue Reading
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News
28 Apr 2022
Phishing attacks benefiting from shady SEO practices
Cybercriminals running phishing operations are now making use of SEO specialists that break Google's rules to get themselves placed above legitimate search results to lure victims. Continue Reading
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News
27 Apr 2022
Five Eyes reveals 15 most exploited vulnerabilities of 2021
Law enforcement agencies from five countries share the top flaws they've observed being exploited this year, some of which were disclosed as early as 2018. Continue Reading
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News
27 Apr 2022
REvil ransomware attacks resume, but operators are unknown
The notorious REvil ransomware gang appears to be up and running once more, as new attacks and malware samples have been observed, but it's unclear who is behind the operation. Continue Reading
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News
27 Apr 2022
Sophos: 66% of organizations hit by ransomware in 2021
Forty-four percent of organizations surveyed by Sophos said they used multiple approaches to recover data following a ransomware attack, including paying ransoms and using backups. Continue Reading
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News
26 Apr 2022
Cisco Talos observes 'novel increase' in APT activity in Q1
The security vendor uncovered new trends during Q1, including increased APT attacks, 'democratized' ransomware threats and significant exploitation of Log4j bugs. Continue Reading
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News
25 Apr 2022
LemonDuck botnet evades detection in cryptomining attacks
While the botnet is not new, it appears operators are honing their skills and evading Alibaba Cloud's monitoring service to take advantage of rising cryptocurrency prices. Continue Reading
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News
25 Apr 2022
T-Mobile breached in apparent Lapsus$ attack
Lapsus$'s alleged theft of T-Mobile source code is in line with its previous activity; the cybercrime group previously stole code from Microsoft and Samsung. Continue Reading
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News
21 Apr 2022
Zero-day vulnerability exploitation soaring, experts say
Researchers with Mandiant and Google Project Zero say they observed significant increases in exploitation of zero-day vulnerabilities over the past year. Continue Reading
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News
21 Apr 2022
Cryptocurrency theft leaves Beanstalk Farms' future in doubt
Beanstalk Farms' founders confirmed they found many aspects of activity during the attack 'strange' but saw no reason for concern. Now, the company's future is uncertain. Continue Reading
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News
21 Apr 2022
FBI warns of 'timed' ransomware attacks on agriculture sector
In a recent alert, the FBI warned that food and agriculture businesses could become a target of ransomware attacks at the sector's busiest times of the year. Continue Reading
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News
20 Apr 2022
U.S. warns of 'increased' threats from Russian hacking groups
The U.S. government and its Five Eyes intelligence partners issued a joint advisory warning of the dangers posed by both state-sponsored hackers and cybercriminal crews in Russia. Continue Reading
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News
20 Apr 2022
BlackCat emerges as one of the top ransomware threats
After several notable ransomware attacks against major enterprises, the BlackCat gang is drawing the attention of security researchers who have connected it to other groups. Continue Reading
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News
18 Apr 2022
Pegasus spyware discovered on U.K. government networks
Citizen Lab confirmed it spotted the notorious spyware running on systems within the U.K. prime minister's office, and it believes the United Arab Emirates is to blame. Continue Reading
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News
18 Apr 2022
Stolen OAuth tokens lead to 'dozens' of breached GitHub repos
Stolen OAuth tokens issued to Heroku and Travis CI were used to download data from the private repositories of 'dozens of organizations,' including GitHub subsidiary npm. Continue Reading
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News
18 Apr 2022
Attack on Beanstalk Farms results in $182M loss
High payouts and security weaknesses make cryptocurrency a growing target, which was highlighted even further in the latest attack involving virtual currency and a DeFi platform. Continue Reading
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News
14 Apr 2022
Critical Windows RPC vulnerability raises alarm
Security experts warn that a newly disclosed vulnerability in a critical Windows networking component is opening the door for remote takeover attacks. Continue Reading
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News
14 Apr 2022
VMware Workspace One flaw actively exploited in the wild
Multiple threat intelligence providers have detected threat activity related to the VMware Workspace One flaw, including cryptocurrency mining activity. Continue Reading
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News
14 Apr 2022
US government, security vendors warn of new ICS malware
As attacks on critical infrastructure increase, experts warn that threat actors have developed new malware designed to take control of ICS and SCADA systems in the energy sector. Continue Reading
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News
13 Apr 2022
Sophos: LockBit affiliates hacked regional government agency
Sophos said attackers spent at least five months inside an unnamed regional government agency's network, remotely Googling for hacking tools before deploying LockBit ransomware. Continue Reading
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News
12 Apr 2022
Ukraine energy grid hit by Russian Industroyer2 malware
The 2016 malware known as 'Industroyer' has resurfaced in a new series of targeted attacks against industrial controller hardware at a Ukraine power company. Continue Reading
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News
12 Apr 2022
Law enforcement takedowns continue with RaidForums seizure
The hacker forum, which used to sell and purchase sensitive information including login credentials, has been dismantled, and its alleged founder was arrested and indicted. Continue Reading
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News
08 Apr 2022
Fin7 hacker sentenced to 5 years in prison
A Ukrainian man has been sentenced to five years in prison after being convicted as one of the primary hackers behind the notorious Fin7 financial malware ring. Continue Reading
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News
07 Apr 2022
How the FBI took down the Cyclops Blink botnet
The FBI's operation copied and removed Cyclops Blink's malware from victims' systems that were used as command and control devices, severing Sandworm's control of the botnet. Continue Reading
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News
06 Apr 2022
US sanctions Garantex for laundering over $100M
The latest action follows a string of sanctions imposed during the past year against cryptocurrency exchanges operating out of Russia. Continue Reading
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News
06 Apr 2022
Conti ransomware leaks show a low-tech but effective model
The Conti ransomware gang runs largely on elbow grease, according to Akamai security researchers who analyzed the group's training materials and operating policies. Continue Reading
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News
05 Apr 2022
German authorities behead dark web Hydra Market
Police in Germany raided facilities hosting the infamous Hydra Market site as part of an international effort to crack down on dark web forums and marketplaces. Continue Reading
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News
05 Apr 2022
March ransomware attacks strike finance, government targets
In March, ransomware reports and disclosures showed a variety of victims, from public schools and county governments to financial services firms and large enterprises. Continue Reading
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News
05 Apr 2022
Conti ransomware deployed in IcedID banking Trojan attack
The Conti ransomware gang gained recent notoriety for publicly backing Russia in its invasion of Ukraine. An anonymous researcher then leaked massive amounts of internal Conti data. Continue Reading
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News
04 Apr 2022
Cryptocurrency companies targeted in Mailchimp breach
Cryptocurrency wallet maker Trezor revealed phishing attacks against its customers that stemmed from a breach at Mailchimp, which the email marketing firm later confirmed. Continue Reading
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News
31 Mar 2022
New 'AcidRain' malware may be connected to Viasat attack
SentinelOne did not directly attribute the malware to the Viasat attack. That said, researchers argued the "AcidRain" malware's functionality matches open source intelligence. Continue Reading
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News
30 Mar 2022
Viasat confirms cyber attack on Ukraine customers
The U.S.-based satellite internet provider said a 'multifaceted and deliberate cyber attack' struck Viasat's KA-SAT network on the first day of Russia's invasion of Ukraine. Continue Reading
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News
30 Mar 2022
Axie Infinity hack results in $600M cryptocurrency heist
Axie Infinity, whose developer was hacked this month, is a popular NFT-based video game in which players earn cryptocurrency by raising their pay-to-play digital pets, or 'Axies.' Continue Reading
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News
29 Mar 2022
Rapid7 finds zero-day attacks surged in 2021
Cybercriminals are turning bugs into exploits faster than ever, according to Rapid7, which found that the average time to known exploitation dropped 71% last year. Continue Reading
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Feature
29 Mar 2022
Cryptocurrency cyber attacks on the rise as industry expands
Consumers, businesses and governments are finding new ways to use cryptocurrency, but a recent string of cyber attacks has highlighted security risks and shortcomings. Continue Reading
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News
25 Mar 2022
US indicts Russian nationals for critical infrastructure attacks
One defendant is accused of deploying the infamous Trisis or Triton malware against energy-sector companies, including a petrochemical plant in Saudi Arabia in a 2017 attack. Continue Reading
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News
24 Mar 2022
North Korean hackers exploited Chrome zero-day for 6 weeks
Google researchers say a Chrome zero-day bug stemming from a use-after-free error was exploited by North Korean hackers against both media and financial targets earlier this year. Continue Reading
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News
24 Mar 2022
FBI: Ransomware hit 649 critical infrastructure entities in 2021
The FBI's Internet Crime Complaint Center found ransomware was a top threat to critical infrastructure security in 2021, hitting a wide range of organizations. Continue Reading
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News
24 Mar 2022
Okta provides new details on Lapsus$ attack
The authentication provider shed new light on how a customer service agent at subcontractor Sitel was hacked and then used to obtain data on hundreds of Okta clients. Continue Reading
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News
22 Mar 2022
Lapsus$ hacking group hit authentication vendor Okta
Authentication vendor Okta is the latest tech giant to be named as a victim of the prolific Lapsus$ crew, through key details about the attack remain in dispute. Continue Reading
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News
22 Mar 2022
Biden: Russia exploring cyber attacks against US
President Joe Biden's warning of potential Russian attacks against U.S. critical infrastructure is the latest call to action for the private sector to fortify its cyberdefenses. Continue Reading
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News
17 Mar 2022
JavaScript apps hit with pro-Ukraine supply chain attack
A popular JavaScript package was sabotaged by its developer and seeded with messages in support of Ukraine in what has become a supply chain attack. Continue Reading
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News
16 Mar 2022
LokiLocker ransomware crew bursts onto the scene
The mysterious LokiLocker ransomware group caught the attention of BlackBerry researchers, who say the outfit could become the next cybercrime group to menace enterprises. Continue Reading
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News
16 Mar 2022
FTC accuses CafePress of covering up 2019 data breach
The proposed FTC settlement would require CafePress' former owner to pay $500,000 in compensation to customers who were victimized in the company's 2019 data breach. Continue Reading
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News
14 Mar 2022
Cyber insurance war exclusions loom amid Ukraine crisis
Changes in insurance exemptions for acts of war reflect an increase in damages caused to enterprises related to state-sponsored cyber attacks. Continue Reading
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News
10 Mar 2022
Log4Shell vulnerability continues to menace developers
Months after it was first disclosed, the Log4j RCE vulnerability remains widespread on code-sharing sites and open source repositories, according to security researchers. Continue Reading
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Definition
10 Mar 2022
metamorphic and polymorphic malware
Metamorphic and polymorphic malware are two types of malicious software (malware) that can change their code as they propagate through a system. Continue Reading
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News
09 Mar 2022
Researchers disclose new Spectre V2 vulnerabilities
The Spectre class of data disclosure vulnerabilities is once again at the security forefront after researchers discovered a new variant of the side-channel attack. Continue Reading
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News
08 Mar 2022
FBI finds Ragnar Locker hit 52 U.S. critical infrastructure targets
While providing an updated list of indicators of compromise, the FBI revealed that a range of critical sectors were attacked by the ransomware group. Continue Reading
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News
08 Mar 2022
Researchers uncover vulnerabilities in APC Smart-UPS devices
Researchers with Armis found a trio of vulnerabilities in uninterruptible power supply (UPS) devices from APC that could be remotely exploited by threat actors. Continue Reading
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News
07 Mar 2022
Samsung breached, Nvidia hackers claim responsibility
Samsung said Galaxy device source code was stolen, but no employee or customer personal information was taken by the attackers, who appear to be with the Lapsus$ ransomware group. Continue Reading