A cyberespionage group, tracked as Witchetty, used steganography to hide a previously undocumented backdoor in a Windows logo. […]

The US Department of Defense (DoD) shared the results of the Hack US bug bounty program that took place […]

Microsoft confirmed that two recently disclosed zero-day flaws in Microsoft Exchange are being actively exploited in the wild. […]

Researchers from Mandiant have discovered a novel malware persistence technique within VMware ESXi Hypervisors. Mandiant detailed a novel […]

Security researchers are warning of a new Microsoft Exchange zero-day that are being exploited by malicious actors in […]