Decrypt encrypted passwrds in shell scripts

Steps I followed -

1. Generated Key using below command -

script -q -c "gpg --gen-key" /dev/null

2. Encrypted the password file using below command -

[vivek@gz-weblogic-test ~]$ gpg -e -r "Vivek Mahato" vivek.txt

[vivek@gz-weblogic-test ~]$

[vivek@gz-weblogic-test ~]$

[vivek@gz-weblogic-test ~]$

[vivek@gz-weblogic-test ~]$

[vivek@gz-weblogic-test ~]$

[vivek@gz-weblogic-test ~]$ ls -ltr

total 8

-rw-rw-r--. 1 vivek vivek  19 Sep 24 14:22 vivek.txt

-rw-rw-r--. 1 vivek vivek 358 Sep 24 15:32 vivek.txt.gpg

[vivek@gz-weblogic-test ~]$

3. When Decryption, getting below error -

[vivek@gz-weblogic-test ~]$ gpg --output vivek.txt --decrypt vivek.txt.gpg

You need a passphrase to unlock the secret key for

user: "Vivek Mahato (Testing) <vivekananda.mahato@deckers.com>"

2048-bit RSA key, ID D9F62D96, created 2019-09-24 (main key ID 7E5E9264)