43. Firewalls

Author:

Library: Central Library of Sharif University of Technology (Tehran)

Subject: ، Computer networks-- Security measures,، Internet )Computer network(-- Security measures

Classification :
TK
5105
.
59
.
S7694
2000

54. Hacking exposed VoIP

Author:

Library: Ilam University Central Library (Ilam)

Subject: Internet telephony- Security measures,Computer networks- Security measures

Classification :
TK5105
.
8865
.
E53
2007

56. Hacking exposed VoIP: voice over IP security secrets & solutions

Author:

Library: (Semnan)

Subject: Security measures ، Internet telephony,Security measures ، Computer networks

Classification :
TK
5105
.
8865
.
E5H3