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.
chess
Oil shipments, drone makers, and a poisoned code library targeted in recent APT campaigns

Geopolitical pressure drove much of the state-sponsored cyber activity recorded between October 2025 and March 2026, according to ESET’s latest APT Activity Report. …

arrest
Police arrest suspect in Ajax football club hack that exposed 300,000 fan records

The Dutch National Police arrested a man suspected of hacking into the computer systems of AFC Ajax, a football club from Amsterdam. “On the morning of Tuesday, May 26, …

hand
AI chatbot recommendations lure users to cryptojacking malware sites

Cybercriminals are using AI chatbot interactions alongside poisoned search results to direct users to malicious download sites in an active cryptojacking campaign, Microsoft …

social engineering
Hackers are knocking on office doors pretending to be IT staff

The Silent Ransom Group (SRG) is targeting law firms using social engineering techniques and an unusual tactic for cybercriminals: showing up at victims’ offices in person …

trojan
Fake ChatGPT and Claude installers on GitHub are dropping Deno RAT malware

Attackers are hosting counterfeit installers and plugins on GitHub and SourceForge that pose as widely used software, including ChatGPT, Claude, AutoTune, Kontakt, Ableton …

Malcolm Portelli
Coinflow CISO on crypto payments security under AI pressure

Crypto payment firms sit near the top of the target list for advanced persistent threat groups, and the workload on their security leaders keeps growing. Malcolm Portelli, …

phishing
Chinese phishing gangs grow into a force to be reckoned with

Chinese-language phishing-as-a-service (PhaaS) communities are expanding in an area historically dominated by Russian-speaking cybercriminal groups. The Google Threat …

data breach
Personal information of 185,000 people exposed after cyberattack on 7-Eleven

Data belonging to about 185,000 people was exposed following a cyberattack on convenience store chain 7-Eleven that was later claimed by the ShinyHunters extortion gang, …

world map
Lessons for organizations from the Verizon 2026 Data Breach Investigations Report

This is my favourite time of the year, not just because spring is here and the promise of summer is on the way. But also, because one of my must reads each year gets …

botnet
Suspected KimWolf botnet admin arrested over DDoS-for-hire operation

U.S. and Canadian authorities arrested and charged a Canadian man accused of operating the KimWolf DDoS botnet, a service linked to attacks that infected more than one million …

Microsoft 365 phishing
Microsoft 365 users targeted by new phishing threat that bypasses MFA

Microsoft 365 access tokens are being targeted by an emerging Phishing-as-a-Service (PhaaS) platform called Kali365, the FBI is warning. First observed in April 2026, Kali365 …

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. …

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