ISA App Connection Error "Certificate Verify Failed"
This Article highlights the steps to be taken in case users are unable to connect their ISA Apps and the Error "Certificate Verify Failed" is observed in the ISA Log File.
Issue
The ISA App fails to connect and might continuously prompt for credentials to be entered. On checking the ISA App Log File the following error messages are observed:
<timestamp> VERIFY ERROR: depth=1, error=certificate signature failure: /C=IN/ST=KA/L=Bangalore/O=InstaSafe_Technologies_Pvt._LTd./CN=InstaSafe_Technologies_Pvt._LTd._CA/name=InstaSafe_CA/emailAddress=ops@instasafe.com
<timestamp> TLS_ERROR: BIO read tls_read_plaintext error: error:14090086:SSL routines:SSL3_GET_SERVER_CERTIFICATE:certificate verify failed
<timestamp> TLS Error: TLS object -> incoming plaintext read error
<timestamp> TLS Error: TLS handshake failed
<timestamp> SIGUSR1[soft,tls-error] received, process restarting
The above error messages indicate that the date and time on the end-user device is incorrect, due to which the certificate verification fails.
Solution
Ensure that the system date and time is correct
In case the issue persists, please contact your organization's IT Team
If you are an Admin of the organization's ISA Account and need assistance, contact InstaSafe Support