You may encounter the following error when attempting to perform actions  on remote systems, such as managing/registering domains via eNom or  hosting accounts on servers:

A recent system update to OpenSSL version 1.1.1e in EasyApache 4 version 2020-4-1  contains changes which cause this error.

The issue has been detected by the OpenSSL developers and will be corrected in future updates.

Updating to OpenSSL version 1.1.1f will resolve this error. Please check with your server platform for instructions on how to consume this update:

• https://support.cpanel.net/hc/en-us/articles/360046193193-ea-openssl-1-1-1e-throws-an-error-on-some-HTTPS-sites

WHMCS technical support cannot assist in resolving this error as it is caused by an upstream bug.