June 21, 2023

Beware bad passwords as attackers co-opt Linux servers into cybercrime

Did you prevent password-only logins on your SSH servers? On ALL of them? Are you sure about that?

Naked Security

April 27, 2020

5 common mistakes that lead to ransomware

Here are five simple tips that will help you keep ransomware out and your precious data in

Naked Security

February 19, 2020

OpenSSH eases admin hassles with FIDO U2F token support

OpenSSH version 8.2 is out and the big news is that the world’s most popular remote management software now supports authentication using any FIDO (Fast Identity Online) U2F hardware token.

Naked Security

December 18, 2019

MyKings botnet spreads headaches, cryptominers, and Forshare malware

All this trouble just for some Monero

SophosLabs UncutThreat Research

August 07, 2019

Don’t let the crooks ‘borrow’ your home router as a hacking server

Crooks don't have to break *into* your network to benefit - they can bounce *off* it so you take the blame and look like a hacker yourself.

Naked Security

May 25, 2019

Serious Security: Don’t let your SQL server attack you with ransomware

Tales from the honeypot: this time a MySQL-based attack. Old tricks still work, because we're still making old mistakes - here's what to do.

Naked Security

April 30, 2019

A taste of the onslaught at the network’s edge

Edge devices take a licking so the rest of the network can keep on ticking, but they do need a little extra TLC

Products & ServicesSophosLabs Uncut

April 10, 2019

Ep. 027 – Honeypots, GPS rollover and the MySpace data vortex

Guess how long it takes crooks to find a new device when you plug it in? All this and more in the latest Naked Security podcast- enjoy!

Naked Security

October 24, 2018

Poorly secured SSH servers targeted by Chalubo botnet

SophosLabs has detected a new DDoS botnet targeting poorly secured SSH servers - called Chalubo, it is named in honour of its use of the ChaCha stream cipher.

Naked Security