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.
OpenAI
OpenAI’s GPT-5.6 Sol runs up to 14× faster with Ultrafast mode

OpenAI’s GPT-5.6 Sol on Ultrafast mode is available in limited preview to a select group of customers, launching first through the OpenAI API. The company says the service …

AWS
AWS Certificate Manager sets 2027 end date for email-validated certificate renewals

AWS Certificate Manager (ACM) will phase out email validation for public certificates throughout 2027, ahead of the Certification Authority/Browser (CA/B) Forum’s March 15, …

AI
The hardest part of agentic AI may be rebuilding the business

Organizations expect AI agents to change how work gets done, driving productivity and growth while allowing employees to focus on higher-value tasks. Few, however, have the …

cloud
Weak IAM affects up to 98% of cloud environments

Misconfiguration remains one of the leading threats to cloud environments because a single configuration error can result in public network access, unrotated keys, missing …

USA
White House authorizes private US companies to hack foreign criminal networks

President Trump signed a National Security Presidential Memorandum on August 12 allowing vetted private companies to run offensive cyber operations against foreign threat …

Search
Four corporate investigation mistakes organizations make under pressure

In this Help Net Security video, Christine Gadsby, VP and Chief Security Advisor at BlackBerry, explains why corporate investigations go wrong before the forensic team …

Cloudflare
DDoS attacks hit record scale as 1 Tbps+ campaigns become more common

DDoS attacks grew in scale during the first half of 2026, bringing larger traffic floods, shorter attack durations, and increasingly automated campaigns. Cloudflare’s H1 …

Slop or Not
Product showcase: Is this image real? Slop or Not investigates

Slop or Not is an AI text and image detector for iPhone and Mac that runs entirely offline, with no account required. It uses on-device AI models powered by the Apple Neural …

Salesforce ServiceNow
A stranger has been reading Salesforce and ServiceNow portals worldwide for 17 months

Most security stories start with something broken. This one starts with everything working as designed. Researchers at Reco have been tracking a campaign they call City-Forum, …

Signal
Signal’s new security feature checks if your encrypted chats were tampered with

Signal has introduced a feature called automatic key verification, giving users a new way to confirm that nobody has secretly interfered with their encrypted chats. “Signal is …

Google Chrome push notification security
Chrome’s anti-abuse protections block 7 billion unwanted Android notifications daily

Google Chrome’s latest measures against abusive web push notifications include automatically revoking notification permissions for inactive and suspicious websites, …

Christopher Smith
Post-quantum migration gets harder when every user holds a key

In this Help Net Security interview, Christopher Smith, CEO of Quantus, discusses what cryptographic inventories turn up in banks and hospitals, including default passwords …

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