https://community.cisco.com/t5/network-security/network-ips-evasion-techniques/m-p/2464135#M45729 <P>Hi,</P><P></P><P>I am currently using two IPS 4255 and 4260 with 7.1.7 E4 patch as far as my knowledge that IPS only study plain text while it will not sniff the encrypted data. I study today in the Network IPS Evasion Techniques the attacker use these techniques to by pass the IPS sensor. </P><P></P><P>1- Do educate me what is method to use <STRONG>Cisco IPS Anti-Evasion Features</STRONG> in my current sensor to defend my LAN network from attacker?</P><P></P><P>2- Is updated signature is enough to defend these envasion method? </P><P></P><P>3- Or is there any other method to enable the feature in the above mentioned IPS what are these?</P><P></P><P>Thanks &amp; Regards,</P><P><STRONG>Salman Ahmed</STRONG></P><P><STRONG><BR /></STRONG></P><P><STRONG>GSM</STRONG>: +92 321-2888 571</P><P><STRONG>Tel</STRONG>:&nbsp;&nbsp;&nbsp; +92 21 111-37-37-37 Ext: 2324</P><P><STRONG>Email</STRONG>: <A _jive_internal="true" href="/My Documents/20130430-abc(964321414)" target="_blank">salman.ahmad@arwentech.com</A></P> Sun, 10 Mar 2019 20:43:00 GMT salman-ahmad 2019-03-10T20:43:00Z https://community.cisco.com/t5/network-security/network-ips-evasion-techniques/m-p/2464135#M45729 <P>Hi,</P><P></P><P>I am currently using two IPS 4255 and 4260 with 7.1.7 E4 patch as far as my knowledge that IPS only study plain text while it will not sniff the encrypted data. I study today in the Network IPS Evasion Techniques the attacker use these techniques to by pass the IPS sensor. </P><P></P><P>1- Do educate me what is method to use <STRONG>Cisco IPS Anti-Evasion Features</STRONG> in my current sensor to defend my LAN network from attacker?</P><P></P><P>2- Is updated signature is enough to defend these envasion method? </P><P></P><P>3- Or is there any other method to enable the feature in the above mentioned IPS what are these?</P><P></P><P>Thanks &amp; Regards,</P><P><STRONG>Salman Ahmed</STRONG></P><P><STRONG><BR /></STRONG></P><P><STRONG>GSM</STRONG>: +92 321-2888 571</P><P><STRONG>Tel</STRONG>:&nbsp;&nbsp;&nbsp; +92 21 111-37-37-37 Ext: 2324</P><P><STRONG>Email</STRONG>: <A _jive_internal="true" href="/My Documents/20130430-abc(964321414)" target="_blank">salman.ahmad@arwentech.com</A></P> Sun, 10 Mar 2019 20:43:00 GMT https://community.cisco.com/t5/network-security/network-ips-evasion-techniques/m-p/2464135#M45729 salman-ahmad 2019-03-10T20:43:00Z