DeadLock ransomware uses blockchain to resist infrastructure takedown

The DeadLock ransomware operation is using a decentralized infrastructure that relies on blockchain-backed services to protect its communication with victims and data-leak activity.

• Bill Toulas
• August 11, 2026
• 06:15 PM
• 0

Sandworm hackers target IT pros with trojanized WireGuard VPN client

Hackers associated with the Russian threat group Sandworm have been targeting system administrators and IT professionals through fake job offers since at least May.

• Bill Toulas
• August 11, 2026
• 05:07 PM
• 0

Webinar: The state of shadow AI in 2026 (and how attackers are taking advantage)

AI adoption has exploded, but every new app, integration and extension introduces new threats and risks.

The latest webinar from Push Security uncovers the scale of Shadow AI in the enterprise, how attackers are taking advantage, and what security teams can do about it.

• Push Security Sponsorship

Cisco warns of ASA and FTD VPN flaw exploited to crash devices

Cisco is warning that a high-severity denial-of-service vulnerability in Secure Firewall ASA and Threat Defense (FTD) software is being actively exploited in attacks to remotely crash affected devices.

• Lawrence Abrams
• August 11, 2026
• 03:45 PM
• 0

Delta probes Wi-Fi deauth attack on flight carrying DEF CON attendees

Delta Air Lines is investigating an unauthorized Wi-Fi network that appeared aboard a flight from Las Vegas to Atlanta carrying passengers who had attended the DEF CON hacker convention.

• Ionut Ilascu
• August 11, 2026
• 02:34 PM
• 3

Microsoft releases Windows 10 KB5120249 extended security update

Microsoft has released Windows 10 KB5120249 Extended Security Updates for versions 22H2 and 21H2 to fix security vulnerabilities and bugs.

• Mayank Parmar
• August 11, 2026
• 02:26 PM
• 0

Microsoft August 2026 Patch Tuesday fixes 400 flaws, 3 zero-days

Today is Microsoft's August 2026 Patch Tuesday, and with it comes security updates for a massive 400 flaws, including one actively exploited and two publicly disclosed zero-day vulnerabilities.

• Lawrence Abrams
• August 11, 2026
• 02:08 PM
• 4

Protect your phone for 15 months with this $20 Norton subscription

Phones now hold banking apps, saved passwords, and two-factor codes, and that makes them a prime target for scam texts and malicious links. Norton Mobile Security is a security app for Android and iOS that combines scam detection, malware protection, and Wi-Fi security, and a 15-month license is on sale now for $19.99 (reg. $37,48)

• BleepingComputer Deals
• August 11, 2026
• 02:08 PM
• 0

Windows 11 KB5121003 & KB5120240 cumulative updates released

Microsoft has released Windows 11 KB5121003 and KB5120240 cumulative updates for versions 25H2/24H2 and 23H2 to fix security vulnerabilities, bugs, and add new features.

• Mayank Parmar
• August 11, 2026
• 01:38 PM
• 1

Wesco confirms security incident after ExfilSquad claims data theft

Global supply chain and distribution giant Wesco has confirmed in a statement for BleepingComputer that it is investigating a cybersecurity incident.

• Bill Toulas
• August 11, 2026
• 11:59 AM
• 0

Mozilla updates GPG signing key for Firefox releases after exposure

Mozilla announced today that it updated the GPG key used to sign Firefox and Thunderbird releases after it was accidentally exposed on GitHub.

• Sergiu Gatlan
• August 11, 2026
• 09:20 AM
• 0

Vague Task, Total Access: When AI Delegation Becomes a Security Risk

AI agents can improvise beyond the intended scope of a task when they are given broad access to enterprise systems and data. Token Security explains why organizations need to define agent intent and continuously enforce permissions around what each agent was actually created to do.

• Token Security
• August 11, 2026
• 09:15 AM
• 0

DDoS attacks over 1 Tbps surged fivefold in the second quarter

Cloudflare says it mitigated more than 800 network-layer distributed denial-of-service (DDoS) attacks exceeding 1 Tbps in the second quarter of the year.

• Bill Toulas
• August 11, 2026
• 09:00 AM
• 0

CISA: Microsoft SharePoint flaw now exploited in ransomware attacks

CISA confirmed today that ransomware gangs have begun abusing a high-severity Microsoft SharePoint remote code execution vulnerability, which has been flagged as actively exploited since early July.

• Sergiu Gatlan
• August 11, 2026
• 08:12 AM
• 0

A lifetime of IT training from a popular course platform is now only $53

Cybersecurity certifications open doors, but the prep courses and exam materials behind them often cost hundreds of dollars each, and they expire or need renewing. An InfoSec4TC Platinum Membership gives you the same materials and course catalog, but you get lifetime access, and it's on sale for $52.99 (reg. $280).

• BleepingComputer Deals
• August 11, 2026
• 07:12 AM
• 0

Cisco warns of high-severity ClamAV flaws with public exploits

Cisco warned of two high-severity vulnerabilities affecting the Secure Endpoint Connector that allow threat actors to crash the ClamAV scanning process in denial-of-service (DoS) attacks.

• Sergiu Gatlan
• August 11, 2026
• 07:03 AM
• 0

US and South Korea warn of Gunra ransomware targeting govt agencies

U.S. federal agencies and South Korea's National Policy Agency warned government and critical infrastructure organizations worldwide to secure their systems against Gunra ransomware attacks.

• Sergiu Gatlan
• August 11, 2026
• 05:47 AM
• 0

Hackers breached a small Polish energy plant via private APN last year

Hackers breached a heat-and-power plant facility in Poland, which supplies heat to about 50,000 residents, using a private APN (Access Point Name) to access an OT (Operational Technology) network.

• Bill Toulas
• August 10, 2026
• 07:07 PM
• 0

BdThemes plugins supply-chain hack creates rogue WordPress admins

A threat actor compromised the upstream infrastructure of BdThemes, a developer of premium WordPress web-design tools, and modified a remote JSON feed delivered to administrators' browsers to create rogue admin accounts.

• Bill Toulas
• August 10, 2026
• 05:12 PM
• 0

OpenAI releases ChatGPT 5.6 Cyber, but it's only for approved users

OpenAI has developed a new model called "GPT 5.6 Cyber," designed for vulnerability research, penetration testing, incident response, and remediation.

• Mayank Parmar
• August 10, 2026
• 03:24 PM
• 0

New StormEncryptor ransomware used by former Medusa affiliate

A financially motivated threat actor previously associated with the Medusa ransomware operation is now deploying a new ransomware strain called StormEncryptor.

• Bill Toulas
• August 10, 2026
• 01:42 PM
• 0