VoIP eavesdropping is not a new cybersecurity risk. The protocol that drives most of today’s VoIP applications, Session Initiation Protocol (SIP), has been in common use since the 2000s. However, according to IBM SecurityIntelligence, attacks that exploit the SIP protocols are on the rise. Thankfully, businesses have plenty of ways to reduce the opportunities for VoIP eavesdropping. Let’s take a look.