9 COMPUTER HARDWARE; COMPUTER SOFTWARE THAT ENABLES ENCRYPTION, SECURITY, PRIVACY, AUTHENTICITY AND INTEGRITY OF TELEPHONE, VOICE, FAX, ISDN AND DATA COMMUNICATION; COMPUTER SOFTWARE THAT DELIVERS VOICE, FAX, ISDN AND DATA COMMUNICATION ENCRYPTION AND SECURITY OF CLASSIFIED INFORMATION OVER THE TELEPHONE NETWORK; DIGITAL SIGNAL PROCESSING; DEVICE FOR VOICE APPLICATIONS; COMPUTER SOFTWARE THAT PROVIDES AUTHENTICATION, PRIVACY, AND CONFIDENTIALITY OF DATA TRANSFER IN COMPUTER NETWORKING AND TELEPHONY, ALL IN THE FIELD OF TELECOMMUNICATIONS SECURITY AND PRIVACY AND ENCRYPTION OF COMMUNICATIONS