Eavesdropping, wire tapping and data interception are ever-increasing hazards for companies dealing in highly confidential information. CTF Specialists is an authorized distributor of AT&T secure products, which provide voice and data encryption for sensitive conversations and data transmissions. Products include: AT&T Model 2600 Voice Security Unit, AT&T Model 3600 Fax Encryption Unit, AT&T Model 4100 Secure Voice/Data Terminal, AT&T Secure Conferencing System, and the AT&T GretaCoder for T-1 Encryption.