Silent Wiretaps: Grandstream VoIP Phones Leave Businesses Open to Stealth Call Hijack

A newly discovered flaw in popular Grandstream office phones lets attackers secretly intercept calls, putting sensitive business conversations at risk.

Silent Line Tap: Grandstream VoIP Phones Exposed by Critical Eavesdropping Flaw

A severe vulnerability in Grandstream’s GXP1600 series puts millions of business calls at risk of stealthy interception and full device takeover.

How a Tiny Glitch in Grandstream Phones Opened the Door to Global Eavesdropping