(env) ubuntu@ip-10-66-67-30:~$ gpg --full-generate-key
gpg (GnuPG) 2.2.19; Copyright (C) 2019 Free Software Foundation, Inc.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Please select what kind of key you want:
(1) RSA and RSA (default)
(2) DSA and Elgamal
(3) DSA (sign only)
(4) RSA (sign only)
(14) Existing key from card
Your selection? 1
What keysize do you want? (1024)
Requested keysize is 1024 bits
Please specify how long the key should be valid.
0 = key does not expire
= key expires in n days
w = key expires in n weeks
m = key expires in n months
y = key expires in n years
Key is valid for? (0) 0
Key does not expire at all
Is this correct? (y/N) y
GnuPG needs to construct a user ID to identify your key.
Real name: Moengage
Email address: [email protected]
Comment:
You selected this USER-ID:
"Moengage "
Change (N)ame, (C)omment, (E)mail or (O)kay/(Q)uit? O
We need to generate a lot of random bytes. It is a good idea to perform
some other action (type on the keyboard, move the mouse, utilize the
disks) during the prime generation; this gives the random number
generator a better chance to gain enough entropy.
We need to generate a lot of random bytes. It is a good idea to perform
some other action (type on the keyboard, move the mouse, utilize the
disks) during the prime generation; this gives the random number
generator a better chance to gain enough entropy.
gpg: key 625A24E04B26F243 marked as ultimately trusted
gpg: revocation certificate stored as '/home/ubuntu/.gnupg/openpgp-revocs.d/F4CDDF1A7B223A63BF90787E625A24E04B26F243.rev'
public and secret key created and signed.
pub rsa1024 2023-01-18 [SC]
F4CDDF1A7B223A63BF90787E625A24E04B26F243
uid Moengage 
sub rsa1024 2023-01-18 [E]

gpg --import 
gpg --encrypt --sign --armor -r [email protected] 

import gnupg
import os
# intialising
gpg = gnupg.GPG(gnupghome=os.path.expanduser( '~' ))
gpg.encoding = 'utf-8'
# importing the private key to the server where we are going to decrypt the file
key_data = ""
import_result = gpg.import_keys(key_data)
gpg.trust_keys(import_result.fingerprints, "TRUST_ULTIMATE")
#
encrypted_file_path = "/path/to/encrypted/file"
with open(encrypted_file_path, 'rb') as file:
status=gpg.decrypt_file(file, passphrase="", output="/path/where we want to store the decrypted file")
print(status.ok)
print(status.stderr)

if status.signature_id: # if signature verified then it has value else None
print("signature verified")
else:
print("Not")