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.
CISA
CISA’s new KEV nomination form opens reporting to vendors and researchers

The Cybersecurity and Infrastructure Security Agency launched a new nomination form that lets researchers, vendors, and industry partners report known exploited …

downtime
Downtime has become a $600 billion business problem

The average cost of downtime has reached $600 billion for the Global 2000, a 50% increase in two years. According to Splunk’s The Hidden Costs of Downtime report, unplanned …

NFC
The new economics of fraud: Cheaper, faster, more convincing

Scams have become one of the fastest-growing consumer risks, driven by AI-enabled impersonation, social engineering, and sophisticated attack methods, according to Visa’s …

Infosec products of the week
New infosec products of the week: May 22, 2026

Here’s a look at the most interesting products from the past week, featuring releases from ASAPP, Babel Street, CTERA, Forward, Riverbed, and Trust3 AI. Babel Street targets …

Europe
Authorities dismantle First VPN, used by ransomware actors

First VPN, a virtual private network service marketed to cybercriminals, promising anonymity for its users, was taken offline on May 19 and 20 as part of Operation Saffron. …

Bitdefender
Product showcase: Bitdefender Mobile Security for iOS protects privacy where scams begin

Bitdefender Mobile Security for iOS is a security and privacy application for iPhone and iPad that helps protect against phishing attempts, online scams, unsafe websites, and …

attack
Cyber threats push SMBs to spend more on security

Cybersecurity has become a key priority for small and medium-sized businesses due to growing threats and wider AI adoption. An IDC survey of 2,200 SMBs in eight markets …

backdoor
Webworm APT targets European government organizations with new backdoors

ESET has released an analysis of the 2025 activity of Webworm, a China-aligned APT group tracked as Space Pirates and UAT-8302. Active since at least 2022, the group initially …

crypto scams
FBI: $388 million lost in crypto ATM scams in 2026

Americans lost more than $388 million to crypto kiosk scams in 2025, with the FBI warning that criminals are increasingly directing victims to transfer funds through these …

Linux
Canonical ships Ubuntu Core 26 with 15 years of security maintenance

Operators of industrial sensors, edge AI controllers, and connected medical equipment now have a refreshed long-term Linux option for fleets that must stay patched for more …

The end of unencrypted Discord calls is here

Discord has protected voice and video calls in DMs, group DMs, voice channels, and Go Live streams with end-to-end encryption (E2EE) by default. The company began …

AI
AI infrastructure is cracking under sovereignty demands

AI deployments are moving into environments with tighter controls around data, infrastructure, and system operations. Organizations are building AI systems across multiple …

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