topic Re: How to Block proxy softwares. in Network Security https://community.cisco.com/t5/network-security/how-to-block-proxy-softwares/m-p/1676100#M557535 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>Could you please let me know how Ultrasurf works? You can observe packet flows through captures, and also you can see which protocol it is running on.</P><P>Depending on that, we can come up with a strategy to block it.</P><P></P><P>-Shrikant</P></BODY></HTML> Tue, 19 Apr 2011 08:52:11 GMT Shrikant Sundaresh 2011-04-19T08:52:11Z How to Block proxy softwares. https://community.cisco.com/t5/network-security/how-to-block-proxy-softwares/m-p/1676099#M557534 <P>Dear all,</P><P></P><P>I have ASA5520 with CSC bundle. </P><P></P><P>How can i block Proxy Softwares like Ultrasurf.....?</P><P></P><P>quick response is required please.</P><P></P><P>Regards,</P> Mon, 11 Mar 2019 20:23:00 GMT https://community.cisco.com/t5/network-security/how-to-block-proxy-softwares/m-p/1676099#M557534 mkashifashraf 2019-03-11T20:23:00Z Re: How to Block proxy softwares. https://community.cisco.com/t5/network-security/how-to-block-proxy-softwares/m-p/1676100#M557535 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>Could you please let me know how Ultrasurf works? You can observe packet flows through captures, and also you can see which protocol it is running on.</P><P>Depending on that, we can come up with a strategy to block it.</P><P></P><P>-Shrikant</P></BODY></HTML> Tue, 19 Apr 2011 08:52:11 GMT https://community.cisco.com/t5/network-security/how-to-block-proxy-softwares/m-p/1676100#M557535 Shrikant Sundaresh 2011-04-19T08:52:11Z Re: How to Block proxy softwares. https://community.cisco.com/t5/network-security/how-to-block-proxy-softwares/m-p/1676101#M557536 <HTML><HEAD></HEAD><BODY><P>Dear,</P><P></P><P>How can I observe the packet flows through capture...?</P><P></P><P>Also not only "UltraSurf", there are several proxy softwares.</P><P></P><P>How can we block these type of softwares?</P><P></P><P>Regards,</P></BODY></HTML> Tue, 19 Apr 2011 08:59:46 GMT https://community.cisco.com/t5/network-security/how-to-block-proxy-softwares/m-p/1676101#M557536 mkashifashraf 2011-04-19T08:59:46Z