Tài liệu Intrusion Detection Patterns 2 pptx

... 90 90 90 90 ….00 41 44 4D 52 4F 43 4B 53 00 2E 2E 2F 2E 2E 2F .ADMROCKS / /2E 2E 2F 2E 2E 2F 2E 2E 2F 2E 2E 2F 2E 2E 2F 2E / / / / /.2E 2F 2E 2E 2F 00 5E B8 02 00 00 00 CD 80 89 C0 ./ /.^ ... 20 9 .20 7.135.133: icmp:B.3 .25 5 unreach00: 32: 38 .24 3973 20 9 .20 7.135.133 > 25 5 .25 5 .25 5 .25 5: ip-proto-191 4800: 32: 41 .25 4 622 20 9 .20 7.135.133 > B.5 .25 5: ip-proto-191 4800: 32: 44 .26 2961 20 9 .20 7.135.133 ... last 20 MB kept in 20 files of 1MB each.” 24 IDIC - SANS GIAC LevelTwo 20 00, 20 01 24 IP Type 5408 :29 : 32. 60 726 0 1 72. 20 .20 .1 > 1 92. 168.1 .2: ip-proto-54 4408 :29 : 32. 60 726 0 1 72. 20 .20 .1 > 1 92. 168.1 .2: ...

Tài liệu Intrusion Detection Patterns and Analysis ppt

... turn! 27 IDIC - SANS GIAC LevelTwo 20 00, 20 01 27 Feb 28 22 :15:45 cc101 424 4-a kernel: securityalert:udp if=ef0 from 24 .3 .21 .22 5 :21 98 to 24 .3 .21 .199 onunserved port 22 Feb 28 22 :18:31 cc101 424 4-a ... PROTO=6 20 2.103.190.56 :28 32 203 .24 .49 .21 :3 128 L=60 S=0x00 I=5 820 2 F=0x4000 T=44Sep 22 11:54:14 mute kernel: Packet log: forward REJECT eth0 PROTO=6 20 2.103.190.56:15 12 203 .24 .49 .24 :3 128 L=60 ... LevelTwo 20 00, 20 01 21 Cisco Router ACLOct 12 01:04 :26 ucc3.edu 45 725 : 8w5d^I: %SEC-6-IPACCESSLOGP:list 190 denied tcp 20 2.159. 123 .1 92( 223 5) ->1 72. 20.8 .23 3(3 128 ), 1 packetOct 12 01:10:14...

Tài liệu Intrusion Detection Patterns doc

... 409614:18 :22 .7447 host.6 02 > server .25 : S 13 827 269 62: 13 827 269 62( 0) win 409614:18 :22 .8311 host.603 > server .25 : S 13 827 26963:13 827 26963(0) win 409614:18 :22 .8868 host.604 > server .25 : S 13 827 26964:13 827 26964(0) ... client. 12: SFRP 20 299776 12: 2 029 977738( 126 ) ack 20 299776 12 win 12 urg 12 <[bad opt]> (DF)14:40 :26 .138407 hosed.30971 > client.506 32: SFP 20 29766088 :20 29767540(14 52) ack 20 29766088 win 506 32 ... > server .25 : S 13 827 26967:13 827 26967(0) win 409614:18 :23 .1 621 host.608 > server .25 : S 13 827 26968:13 827 26968(0) win 409614:18 :23 .22 84 host.609 > server .25 : S 13 827 26969:13 827 26969(0) win...

Tài liệu Intrusion Detection Overview and Trends in Internet Attacks pptx

... 29 4167370 :29 4167370(0) win 81 92 (DF) 12: 58:05 proberE .20 38 > 1 72. 20 .21 6 .29 .139: S 29 4167370 :29 4167370(0) win 81 92 (DF) 12: 58:41 proberE .20 39 > 1 72. 20 .21 6 .29 .139: S 29 421 2415 :29 421 2415(0) win 81 92 (DF)This ... S 5968437 72: 5968437 72( 0) win 81 92 (DF) 12: 57:56 proberE .20 38 > 1 72. 20 .21 6 .29 .139: S 29 4167370 :29 4167370(0) win 81 92 (DF) 12: 57:59 proberE .20 38 > 1 72. 20 .21 6 .29 .139: S 29 4167370 :29 4167370(0) ... Provider03:55:44.9841 02 ad.web.5 > target.53: S6067 621 38:6067 622 02( 64) win 20 4803:55:45.0041 02 ad.web.6 > target.53: S80 327 620 0:80 327 626 4(64) win 20 4803:55:45. 024 1 02 ad.web.7 > target.53: S4750 124 53:4750 125 17(64)...

Tài liệu Intrusion Detection The Big Picture – Part III docx

... (1 72. 20), Subnet (1 72. 20.X.0) and HOSTID (1 72. 20.subnet.host)•Netmasktells your computer what is NETID and what is HOSTID•1 72. 20.SUBNET means 25 5 .25 5 .25 5.0for a netmask (usually) or 24 bits ... pool. 2 Intrusion Detection - The Big Picture - SANS GIAC © 20 00 2 Network-Based Intrusion Detection • Host Based Intrusion Detection –Unix– Windows NT, 95, 98• Network-Based Intrusion Detection – ... host-based intrusion detection, we turn our focus to network-based intrusion detection tools. 20 Intrusion Detection - The Big Picture - SANS GIAC © 20 00 20 Netmask• There are 32 bits (4 bytes)...

Tài liệu Intrusion Detection The Big Picture – Part IV pdf

... Aware Firewalls• Intrusion Detection with FirewallsWell, let’s get into it, we have a number of issues to cover. 22 Intrusion Detection - The Big Picture – SANS GIAC 20 00 22 Egress FilteringProtected ... Picture. 29 Intrusion Detection - The Big Picture – SANS GIAC 20 00 29 Network Address TranslationNAT provides a single address outside our protected networkInternetIntranetX1 72. 16 .20 .20 1 72. 16.1.*1 72. 16 .2. *1 72. 16 .2. *Internet ... thing!30 Intrusion Detection - The Big Picture – SANS GIAC 20 0030NAT in Action (1)NAT connection to www.yahoo.comIntranet1 72. 16 .20 .20 1 72. 16 .2. *INTERNETSRC IP XDST IP www.yahoo.comSRC PRT 21 60DST...

Tài liệu Intrusion Detection The Big Picture – Part V docx

... www.sans.org/topten.htm.39 Intrusion Detection - The Big Picture – SANS GIAC 20 00, 20 0139Overview of the Past Six Months (2 of 2) Overview of the Past Six Months (2 of 2) •August ‘ 02 – “Operation Cyberlord:” ... war.11 Intrusion Detection - The Big Picture – SANS GIAC 20 00, 20 01 Intrusion Detection The Big Picture – Part VStephen NorthcuttThis page intentionally left blank.33 Intrusion Detection ... format grayscale for b/w printing – 23 Nov 20 00v1.3 – audio remastered, edited by J. Kolde – 12 Dec 20 0018 Intrusion Detection - The Big Picture – SANS GIAC 20 00, 20 0118Response and Incident...

Tài liệu Intrusion Detection The Big Picture – Part VI pdf

... cost.11 Intrusion Detection - The Big Picture – SANS GIAC 20 00, 20 01 Intrusion Detection The Big Picture – Part VIStephen NorthcuttThis page intentionally left blank.55 Intrusion Detection ... is only available in the micro-view of a given organization. 62 Intrusion Detection - The Big Picture – SANS GIAC 20 00, 20 01 62 Deception rulezHave a SYN/ACK on me!- nmap, icmp, hping- honeypots, ... firewalls that will respond as if an active service has beenfound. 12 Intrusion Detection - The Big Picture – SANS GIAC 20 00, 20 01 12 When Faced with Unacceptable Risks• What can be done to reduce/mitigate...

Tài liệu Intrusion Detection System Policy Manager ppt

... 9E0 - 5 72 Leading the way in IT testing and certification tools, www.testking.com - 1 - 9E0-5 72 Intrusion Detection ... indicated in the offset field. 9E0 - 5 72 Leading the way in IT testing and certification tools, www.testking.com - 12 - Answer: A QUESTION NO: 22 What is an ACL Token? A. SifOfTcpPacket ... WatchDogInterval. Answer: B QUESTION NO: 24 Drag and drop, label the back panel of the 421 0 sensor: Labels to me moved: 9E0 - 5 72 Leading the way in IT testing and certification...

Tài liệu Digital Photography - Phần 2 pptx

... to explore creative photography. In the 1870's when William Henry Jackson was carrying 20 x 24 glass plate negatives around the West on a mule, you can bet he hesitated before he took ... Curtin cho phép đăng lại để dùng vào mục đích giáo dục. Mỗi kỳ báo sẽ có một chương ngắn về đề tài digital để chúng ta cùng học thêm. Tuy nhiên chúng ta nên nhớ rằng : Kiến thức căn bản cần ... Tìm hiểu về Digital Photography – Bài thứ 2 ( tiếp theo kỳ trước) Dưới đây là bài học ngắn về digital photography góp nhặt từ Internet-...

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