A high-severity vulnerability plaguing old Cisco routers is being used to build a malicious, global botnet, experts have warned. Cybersecurity researchers Sekoia published an in-depth report on the ...

Bottom line: The US Treasury Department has slapped sanctions on the shady individuals behind the notorious 911 S5 botnet hacking operation. This malicious network of compromised residential computers ...

Kimwolf is a botnet that surfaced in late 2025 and quickly infected millions of systems, turning poorly secured IoT devices like TV streaming boxes, digital picture frames and routers into relays for ...

Hackers resurrect 90s IRC tricks with SSHStalker, using old exploits to quietly compromise thousands of Linux servers ...

An apparent Russian script kiddie is converting widespread security gaps into a powerful botnet capable of launching global-scale distributed denial-of-service attacks. See Also: Reduce Cloud Risk in ...

The Federal Bureau of Investigation recently disrupted a network of hacked devices used by criminals in some of the largest online attacks yet seen. Now those devices have been hacked by someone new ...

A newly discovered botnet is compromising poorly-protected Linux servers by brute-forcing weak SSH password login authentication. Researchers at Canada-based Flare Systems, who discovered the botnet, ...

Law enforcement authorities have dismantled a botnet that infected thousands of routers over the last 20 years to build two networks of residential proxies known as Anyproxy and 5socks. The U.S.

Europol and the US Department of Justice are claiming big wins against a large swath of the global cybercrime botnet infrastructure. Europol coordinated the international effort to neutralize dropper ...

The Quad7 botnet is evolving its operation by targeting additional SOHO devices with new custom malware for Zyxel VPN appliances, Ruckus wireless routers, and Axentra media servers. Sekoia has ...