cisco security professional''''''''s guide to secure intrusion detection systems phần 9 pdf

cisco security professional''''s guide to secure intrusion detection systems phần 9 pdf

... History Exploit:This signature fires on an attempt to force a Cisco router to reveal prior users command history.■3602 -Cisco IOS Identity:This signature fires if someone attempts to con-nect to ... con-nect to port 199 9 on a Cisco router.This port is not enabled for access.■3603-IOS Enable Bypass:This signature fires when a successful attempt to gain privileged access to a Cisco Catalyst ... that are indicative of an attempt to overflow the imapdlogin buffer.This is an indicator of an attempt to gain unauthorized access to system resources.■3530 -Cisco Secure ACS Oversized TACACS+ Attack:This...

cisco security professional''''s guide to secure intrusion detection systems phần 1 pot

... Questions267_cssp_ids_01.qxd 9/ 25/03 4: 39 PM Page 1Introduction to Intrusion Detection Systems • Chapter 1 19 Monitor and RespondOnce the environment is secure, the next step in the Cisco Security Wheel ... Command-Line Interface 94 cidServer 95 idsstatus 95 idsconns 96 idsvers 97 idsstop 97 idsstart 98 Configuring the SPAN Interface 98 Spanning Ports 99 Spanning VLANs 99 Recovering the Sensor’s Password 100Reinitializing ... 35Frequently Asked Questions 37Chapter 2 Cisco Intrusion Detection 39 Introduction 40What Is Cisco Intrusion Detection? 41 Cisco s Network Sensor Platforms 42 Cisco IDS Appliances 434210 Sensor...

cisco security professional''''s guide to secure intrusion detection systems phần 2 pps

... fromwww .cisco. com/kobayashi/sw-center/ciscosecure/ids/crypto/.Q: What’s the difference between Cisco s PostOfﬁce Protocol and RDEP? A: Both are proprietary and secure mechanisms Cisco uses to control ... sensors.www.syngress.com267_cssp_ids_02.qxd 9/ 25/03 4:40 PM Page 4556 Chapter 2 • Cisco Intrusion Detection sent in TCP as well. Because the transport uses Secure Socket Layer to encryptcommunications, the protocol is secure. The ... of their security devices including ■ Cisco Network IDS sensors■ Cisco Switch IDSM sensors■ Cisco IDS Network Module for routers ■Management Center for Cisco Security Agents ■ Cisco PIX...

cisco security professional''''s guide to secure intrusion detection systems phần 3 pot

... &www.syngress.com267_cssp_IDS_04.qxd 9/ 25/03 4:44 PM Page 156 Cisco IDS Management • Chapter 4 1 59 Event ProcessingEvents are forwarded to the Director and translated into alarms. Similar to theother event viewers, ... device.If you do not get a screen similar to this, you are not on the correct network.3. Click the Ye s button to install the CSPM host into the topology map.4. To verify that the information for ... Overview■Using the Cisco Secure Policy Manager■Using the CSID Director for Unix■Using the IDS Device Manager■Using the Cisco Network Security Database (NSDB)Chapter 41 19  Summary Solutions...

cisco security professional''''s guide to secure intrusion detection systems phần 4 pot

... Page 193 190 Chapter 5 • Configuring the Appliance SensorFigure 5.3 Telnet Server Access to IDS Sensor Serial ConsolePassword: ***********Ciscoids-1Ciscoids-1: login: Cisco IDS Software v3 To ... file to the /tmp directory.3. Log into the sensor as root.4. Change the directory to the /tmp directory.5. Change the binary file’s attributes so it is an executable:sensor# chmod +x IDSk9-sp-3.1-4-S50.bin6. ... 4.0 to 4.1, some interfaces may be leftenabled that are not assigned to a group. You must choose to disablethese interfaces or add them to Group 0 to prevent inconsistencies inreporting to...

cisco security professional''''s guide to secure intrusion detection systems phần 5 ppsx

... Adding signature: SigOfGeneral 99 3 to C:\Program Files \Cisco Systems\ Netranger/etc/packetd.conf.Adding signature: SigOfGeneral 1107 to C:\Program Files \Cisco Systems\ Netranger/etc/packetd.conf.::trimed ... 199 9 : back door SYN-port 199 9 90 09 (SubSig 0) Back Door SYN-port 6711 : back door SYN-port 6711 90 10 (SubSig 0) Back Door SYN-port 6712 : back door SYN-port 6712 90 11 (SubSig 0) Back Door SYN-port ... 6713 : back door SYN-port 6713 90 12 (SubSig 0) Back Door SYN-port 6776 : back door SYN-port 6776 90 13 (SubSig 0) Back Door SYN-port 1 695 9 : back door SYN-port 1 695 9 90 14 (SubSig 0) Back Door SYN-port...

cisco security professional''''s guide to secure intrusion detection systems phần 6 pot

... director is also monitored. 99 3 - Missed Packet Count fires when a thresholdfor dropped packets is met. Signature 99 3 is very useful in tuning the sensor.Signatures 99 4 - Have Traffic and 99 5 - ... giving any mind to otherinformation, such as port number or protocol.The number assigned to a standardaccess-list will be in the range of 1 99 , and an expanded range of 1300– 199 9.Here is the ... SensorRouter1Router2Private NetworkACL 199 ACL 199 267_cssp_ids_08.qxd 9/ 30/03 2:31 PM Page 350 Cisco IDS Alarms and Signatures • Chapter 7 3 29 3. Once you have made all of your modifications, type X to save it andcontinue.This...

cisco security professional''''s guide to secure intrusion detection systems phần 7 potx

... conﬁgurations to the sensors.■It manages and distributes signatures to the sensors.IDS MC and Security MonitorClosely related to the Cisco IDS MC is the Cisco Monitoring Center for Security, ... known as the Security Monitor. Although the Security Monitor is aseparate and optional product, it is often packaged with the IDS MC. While the Security Monitor’s primary purpose is to receive ... 100Fa0/1Fa0/2Fa0/3Fa3/1 Cisco IDS Sensor267_cssp_ids_ 09. qxd 9/ 30/03 4:27 PM Page 416 390 Chapter 9 • Capturing Network TrafﬁcNOTEThe monitor port does not run STP (Spanning Tree Protocol—the word“span”...

cisco security professional''''s guide to secure intrusion detection systems phần 8 docx

... the Cisco Secure Intrusion Detection Systems Exam (CSIDS 9E0-100) still refers to a total number of 59 signatures that Cisco IOS-IDS supports.www.syngress.com267 _Cisco_ IDS_11.qxd 9/ 30/03 4: 09 ... provided by the Security Monitor .To access the Security Monitor from the CiscoWorks2000Desktop, select the Monitoring Center and then the Security Monitor,asshown in Figure 10.38. To access reports ... following router platforms:■ Cisco 1700 Series■ Cisco 2600 Series■ Cisco 3600 Series■ Cisco 3700 Series■ Cisco 7100 Series ■ Cisco 7200 Series■ Cisco 7400 Series■ Cisco 7500 SeriesPerformanceA...

cisco security professional''''s guide to secure intrusion detection systems phần 10 pot

... (TCP 199 9) 92 09- Back Door Response (TCP 6711) 92 10-Back Door Response (TCP 6712) 92 11-Back Door Response (TCP 6713) 92 12-Back Door Response (TCP 6776) 92 13-Back Door Response (TCP 1 695 9) 92 14-Back ... 610 Appendix A • Cisco IDS Sensor Signatures 90 08-Back Door Probe (TCP 199 9) 90 09- Back Door Probe (TCP 6711) 90 10-Back Door Probe (TCP 6712) 90 11-Back Door Probe (TCP 6713) 90 12-Back Door Probe ... Command Exec 90 25-Back Door Probe (TCP 20168) 90 26-Back Door Probe (TCP 1 092 ) 90 27-Back Door Probe (TCP 2018) 90 28-Back Door Probe (TCP 20 19) 90 29- Back Door Probe (TCP 2020) 90 30-Back Door...

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