How to install Google OTP on Centos 7 use SSH

 

Step1. Prepare to install Google OTP

 

Step2. Install Google OTP by yum

 

Step3. Pam configuration

Step4. SSH Configuration

TroubleShooting

check ssh logon log

 

check Pam configuration

The default path of the google authenticator configuration file is $ {HOME} / google_authenticator, but if it is saved in this path, SELinux will block it.

 

Check the server time and synchronize with the time server with the following command.

 

How to install Google OTP on Centos 7 use SSH

How to install Google OTP on Centos 7 use SSH

 

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