Index_H

H

hackers

described, 684

good and bad, 655

jargon, 655-656

methods used, 321

shutting out, 44

hacking, 42, 323

handshakes and TCP SYN attacks, 325

hash functions

cryptography function, 201

described, 330

hash message authentication codes (HMAC), 330

hashing

messages, 330

password, 530

HFNetChk

switches (table), 141-142

using, 96-97, 139-145

hisecdc.inf, 22, 89

hisecws.inf, 22, 92

honeypot, 624

hop time, 391

hosts involved in DDoS attacks, 671

hotfixes, described, 134, 135-136

HTTP

attack vulnerabilities, 714

port numbers and, 710

selecting Web service, 103