FREQUENTIS, a high-tech company that develops communication and information systems, completed the acquisition of FRAFOS, a provider of IT security solutions for VoIP communication. Financial terms were not disclosed. “Software solutions in virtualised environments require enhanced security and network monitoring, to protect against potential cyber-attacks. With FRAFOS we have found an expert in VoIP Firewalls to support us in our solutions for safety-critical domains, allowing advanced prevention of denial-of-service attacks (DoS) and fraud attempts on the border of communication networks,” Norbert Haslacher, Frequentis CEO.