CastleRAT and CastleLoader, active since March 2025, spread malware via phishing and GitHub repos, enabling data theft.

The Python standard library ipaddress also suffers from the critical IP address validation vulnerability identical to the flaw that was reported in the "netmask" library earlier this year. The ...

Microsoft’s seizure of domains from a DNS service provider has also disrupted some state-sponsored cyber espionage campaigns, according to security vendor Kaspersky Lab. A quarter of the long-term ...