Help Net Security newsletters: Daily and weekly news, cybersecurity jobs, open source projects, breaking news – subscribe here!

Please turn on your JavaScript for this page to function normally.
Microsoft Exchange
Nearly 22,000 Microsoft Exchange servers remain exposed to critical security flaw (CVE-2026-62911)

Nearly 22,000 Microsoft Exchange servers remain unpatched against CVE-2026-62911, a critical authentication bypass vulnerability, according to daily scans from the …

The Agentic Software Development Guide
Download: The Agentic Software Development Guide

AI makes it easy to ship more code. It does not make that code easier to trust. Most teams don’t fail because their developers can’t use AI. They fail because the dev’s job …

Sangoma Switchvox
Exploitation of Sangoma Switchvox flaw is underway (CVE-2026-9586)

A threat actor is actively targeting internet-exposed Sangoma Switchvox instance through a recently patched SQL injection flaw (CVE-2026-9586), and organizations running them …

Phishing
Attackers are going after prominent individuals through OAuth phishing, FBI warns

Attackers are targeting prominent individuals, their relatives and personal contacts to gain persistent access to their accounts, including private emails and files, the FBI …

SonicWall
SonicWall SMA 1000 appliances under attack via zero-day flaws

Attackers are exploiting two previously undisclosed vulnerabilities (CVE-2026-83548, CVE-2026-83549) in SonicWall SMA 1000 appliances, the vendor confirmed on Tuesday. The …

light
A battery storage cyberattack would look exactly like a badly tuned controller

Batteries connected to the grid make money by reacting to frequency, pushing power out when it sags and soaking it up when it rises. A few hundred of them moving together, on …

botnet
Global sinkhole operation ends Sality botnet’s 23-year run

Sality, a peer-to-peer (P2P) botnet that had been running for 23 years and infecting more than 15,000 machines worldwide, has been taken down in a joint operation by …

Keepnet reporter
Keepnet launches free SMS/Call Reporter for iOS

Keepnet, an Extended Human Risk Management (xHRM) and Secure Behavior Management platform, today launched the Keepnet SMS/Call Reporter. It is a free app that turns a …

Help Net Security
Visa enhances A2A Protect to stop fraud before money leaves the account

Visa announced an enhanced version of A2A Protect, delivering real-time risk insights that help banks stop account-to-account fraud before money leaves customer accounts. The …

Help Net Security
Edge Case launches Guardian, an AI platform for tracking risk across autonomous systems

Edge Case launched Guardian, an AI-driven platform that connects safety analysis, engineering data, and operational signals to give teams a continuous understanding of how …

DuckDB AWS
DuckDB stays open source while the team behind it goes to work for Amazon

Hannes Mühleisen and Mark Raasveldt started as AWS employees. The two built DuckDB, an analytical database that runs inside your process instead of on a server somebody has to …

Help Net Security
F5 speeds up virtual patching to counter AI-driven threats

F5 announced innovations to block frontier AI-driven threats in the data path and enable faster virtual patching, giving security leaders time to make intelligent risk-based …

Don't miss

Cybersecurity news
Daily newsletter sent Monday-Friday
Weekly newsletter sent on Mondays
Editor's choice newsletter sent twice a month
Periodical newsletter released for important security events and breaking news
Weekly newsletter listing new cybersecurity job positions
Monthly newsletter focusing on open source cybersecurity tools