snort 2 1 intrusion detection second edition phần 9 pot
snort 2.1 intrusion detection second edition phần 9 pot
... –X –s 15 00 port 80 20 4 .17 4.x.x.53573 > 68.48.x.x.80: S 3 728 59 510 9: 3 728 59 510 9( 0) win 5840 68.48.x.x.80 > 20 4 .17 4.x.x.53573: S 25 23 514 7 69 :25 23 514 7 69( 0) ack 3 728 59 511 0 win 57 92 20 4 .17 4.x.x.53573 ... . ack 1 win 5840 20 4 .17 4.x.x.53573 > 68.48.x.x.80: P 1: 1 19 (11 8) ack 1 win 5840 0x0000 4500 0000 0000 4000 320 6 2a68 ccae df18 E...
Ngày tải lên: 13/08/2014, 12:21
snort 2.1 intrusion detection second edition phần 3 potx
... be 1 92 . 16 8.0.0 /24 , which means that the address space of 1 92 . 16 8.0. 1 92 . 16 8.0 .25 4 will be repre- sented, using a subnet mask of 25 5 .25 5 .25 5.0 (see Figure 3 .14 ). Figure 3 .14 Editing the snort. conf ... http://www.simpopdf.com 29 5 _Snort2 e_03.qxd 5/5/04 2: 55 PM Page 13 4 13 4 Chapter 3 • Installing Snort The second example is for versions earlier...
Ngày tải lên: 13/08/2014, 12:21
snort 2.1 intrusion detection second edition phần 4 potx
... Be Merged 10 .1. 0.0 /22 10 .1. 0.0 /24 , 10 .1 .2. 0 /24 , 10 .1. 4.0 /24 , 10 .1. 6.0 /24 19 8.0.0.0 /20 19 8 .1. 0.0 / 21 , 19 8 .2. 0.0 / 21 10 .10 0.80.0/ 31 10 .10 0.80 .1/ 32, 10 .10 0.80 .10 1/ 32 Merging subnet masks can save ... jay. 03 /13 -17 :58: 02. 520 000 xxx.xxx.xxx.xxx:36 92 2 -> xxx.xxx.xxx.xxx :23 TCP TTL:64 TOS:0x10 ID: 622 53 IpLen :20 DgmLen:53 DF *...
Ngày tải lên: 13/08/2014, 12:21
snort 2.1 intrusion detection second edition phần 5 pot
... http://www.simpopdf.com 29 5 _Snort2 e_06.qxd 5/6/04 12 : 51 PM Page 310 Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com 29 5 _Snort2 e_06.qxd 5/6/04 12 : 51 PM Page 28 1 Preprocessors • Chapter 6 28 1 ... http://www.simpopdf.com 29 5 _Snort2 e_06.qxd 5/6/04 12 : 51 PM Page 29 3 Preprocessors • Chapter 6 29 3 int num = 0; if(portlist == NULL || *po...
Ngày tải lên: 13/08/2014, 12:21
snort 2.1 intrusion detection second edition phần 1 pptx
... Unregistered Version - http://www.simpopdf.com 29 5 _Snort_ 2e_ 01. qxd 5/4/04 4:50 PM Page 12 12 Chapter 1 • Intrusion Detection Systems Figure 1. 1 NIDS Network INTERNET Mail DNS NIDS NIDS ... http://www.simpopdf.com 29 5 _Snort_ 2e_ 01. qxd 5/4/04 4:50 PM Page 10 10 Chapter 1 • Intrusion Detection Systems ■ Network-Based Intrusion Detection System (NIDS)...
Ngày tải lên: 13/08/2014, 12:21
snort 2.1 intrusion detection second edition phần 2 ppt
... like that: 03 /11 - 12 : 44:45. 424 5 51 0:A0:CC : 29 :1D :13 -> 0 :20 :6F:3:7:CC type:0x800 len:0x7A 66.80 .14 6.8 :22 00 -> 69 .13 8 .22 5 .13 7: 12 8 9 TCP TTL:64 TOS:0x10 ID:5 528 IpLen :20 DgmLen :10 8 DF ***AP*** ... 0xF3 315 F 42 Ack: 0x5FAFDF2 Win: 0xE4B4 TcpLen: 20 E9 A2 19 CE 3A 0A C7 AA 75 EA 13 1D 02 6D 3C 12 : u m<. AA 96 1D F8 8E 73 C5 D1 B2 33 41 D4 8...
Ngày tải lên: 13/08/2014, 12:21
snort 2.1 intrusion detection second edition phần 1 potx
... 04/06 - 21 : 12 : 52. 016 027 408 1 92 . 16 8 .1. 1 01 - 1 92 . 16 8 .1. 1 02 - ICMP Echo Reply 04/06 - 21 : 12 : 52. 8 799 79 3 82 1 92 . 16 8 .1. 1 02 - 1 92 . 16 8 .1. 1 01 - ICMP PING Windows 04/06 - 21 : 12 : 53.0 09 92 9 408 1 92 . 16 8 .1. 1 01 - 1 92 . 16 8 .1. 1 02 ... 04/06 - 21 : 12 : 49. 87 611 6 3 82 1 92 . 16 8 .1. 1 02 - 1 92 . 16 8 .1. 1...
Ngày tải lên: 13/08/2014, 12:21
snort 2.1 intrusion detection second edition phần 7 ppsx
... teardrop_attack_cap 16 : 52: 06. 0 29 368 1 72. 16 .10 .15 1 .1 025 > 1 72. 16 .10 .20 0 .13 5: [no cksum] udp 28 (frag 24 2:36@0+) (ttl 3, len 56) 16 : 52: 06.0463 02 1 72. 16 .10 .15 1 > 1 72. 16 .10 .20 0: (frag 24 2:4 @24 ) (ttl ... attack: Full Alert: [**] [11 3 :2: 1] (spp_frag2) Teardrop attack [**] 02/ 19 -16 : 52: 06.0463 02 1 72. 16 .10 .15 1 ->...
Ngày tải lên: 13/08/2014, 12:21
snort 2.1 intrusion detection second edition phần 8 pps
... 12 : 24: 49. 9 613 61 1 92 . 16 8 .10 .13 .3 093 > 1 92 . 16 8.30 .17 1.ssh: P 36: 72( 36) ack 1 win 16 1 92 (DF) **** Press <ENTER> to send the next packet: 12 : 24: 49. 97 018 7 1 92 . 16 8.30 .17 1.ssh > 1 92 . 16 8 .10 .13 .3 093 : ... http://www.simpopdf.com 29 5 _Snort2 e _10 .qxd 5/6/04 9: 51 AM Page 5 09 Optimizing Snort • Chapter 10 5 09 12...
Ngày tải lên: 13/08/2014, 12:21
snort 2.1 intrusion detection second edition phần 10 doc
... 0 010 0000 0000 0000 0000 0000 03ff 0x0070 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0x0080 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0x0 090 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0x0370 90 90 90 90 ... > 1 92 . 16 8 .10 .20 .80: . ack 5 72 win 68 52 20 4 .17 4.x.x.486 62 > 1 92 . 16 8 .10 .20 .80: F 11 9 :11 9( 0) ack 5...
Ngày tải lên: 13/08/2014, 12:21