The wget command can be used to download the vcert.zip file to your Linux system.

wget https://github.com/Venafi/vcert/releases/download/v4.14.1/vcert_v4.14.1_linux.zip

Then the unzip command can be used to unzip the vcert.zip file.

unzip vcert_v4.14.1_linux.zip

The vcert command with the --help flag can be used to validate that the vcert command line tool is working.

./vcert --help

Something like this should be returned.

Venafi Certificate Utility
   Version: v4.14.1
   Build Timestamp: 20210512.221958

USAGE:
   vcert [global options] command [command options] [arguments...]
   
ACTIONS:

   gencsr     To generate a certificate signing request (CSR)
   enroll     To enroll a certificate
   pickup     To retrieve a certificate
   renew      To renew a certificate
   revoke     To revoke a certificate

   getpolicy  To retrieve the certificate policy of a zone
   setpolicy  To apply a certificate policy specification to a zone

   getcred    To obtain a new token for authentication
   checkcred  To check the validity of a token and grant
   voidcred   To invalidate an authentication grant

OPTIONS:
   --help, -h     show help (default: false)
   --version, -v  print the version (default: false)
   
COPYRIGHT:
   2018-2021 Venafi, Inc.
   Licensed under the Apache License, Version 2.0
   
SUPPORT:
   opensource@venafi.com