CISSP Practice question #242

The TACACS+ protocol as default uses which TCP port?
A: 443
B: 80
C: 49
D: 23

CBK 5: Identity and Access Management
Source: practice tests –


C: TACACS+: Provides better password protection by using two-factor strong authentication. Not backwards compatible with TACACS. Uses TCP port 49 for authentication with the TACACS+ server. Similar to RADIUS, but RADIUS only encrypts the password TACACS+, encrypts the entire data package.

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