Discovered by Perception Point, the new attacks use Visio’s .vsdx format, a file type commonly employed for business diagrams, to disguise malicious URLs and bypass traditional security scans.

Phishing attacks are also becoming more sophisticated. Cybercriminals now use a variety of new tactics to bypass secure email gateways (SEGs) and native defenses like Microsoft 365’s security ...

Phishing attacks can use encrypted connections, such as HTTPS, to hide their activities and evade traditional security defenses. Another tactic is the use of malicious code and payloads, ...