topic Secure user authentication from ACS to Windows Database in Network Access Control https://community.cisco.com/t5/network-access-control/secure-user-authentication-from-acs-to-windows-database/m-p/209818#M434933 <P>I am looking at migrating my user authtication method from the ACS CiscoSecure database to use the External Windows database.</P><P>I want to know if there is a stonger encryption method than the default Base64 communication between ACS and Windows. This is a concern because I have managed to sniff the network and capture the user authentication conversation between ACS &amp; Windows and very easily unencrypt the clear text in the communication packets to reveal the user password passed to Windows.</P><P>I am using ACS v3.2, is there a way of configuring an ecryption method such as Kerberos to be used for communication between ACS and Windows?</P><P>Any assistance or guidance would be much appreciated.</P> Sun, 10 Mar 2019 14:38:33 GMT ghuggins 2019-03-10T14:38:33Z Secure user authentication from ACS to Windows Database https://community.cisco.com/t5/network-access-control/secure-user-authentication-from-acs-to-windows-database/m-p/209818#M434933 <P>I am looking at migrating my user authtication method from the ACS CiscoSecure database to use the External Windows database.</P><P>I want to know if there is a stonger encryption method than the default Base64 communication between ACS and Windows. This is a concern because I have managed to sniff the network and capture the user authentication conversation between ACS &amp; Windows and very easily unencrypt the clear text in the communication packets to reveal the user password passed to Windows.</P><P>I am using ACS v3.2, is there a way of configuring an ecryption method such as Kerberos to be used for communication between ACS and Windows?</P><P>Any assistance or guidance would be much appreciated.</P> Sun, 10 Mar 2019 14:38:33 GMT https://community.cisco.com/t5/network-access-control/secure-user-authentication-from-acs-to-windows-database/m-p/209818#M434933 ghuggins 2019-03-10T14:38:33Z Re: Secure user authentication from ACS to Windows Database https://community.cisco.com/t5/network-access-control/secure-user-authentication-from-acs-to-windows-database/m-p/209819#M434934 <HTML><HEAD></HEAD><BODY><P>As far as my knowledge goes, there isn't any better one</P></BODY></HTML> Thu, 29 Jan 2004 13:55:08 GMT https://community.cisco.com/t5/network-access-control/secure-user-authentication-from-acs-to-windows-database/m-p/209819#M434934 nikhil_m 2004-01-29T13:55:08Z