Install libcrypt-format-perl by entering the following commands in the terminal:
sudo apt update sudo apt install libcrypt-format-perl
Description:
Perl interface to conversion utilities for encryption applications
Crypt::Format provides an interface to a set of conversions for encryption applications (der2pem, pem2der, normalize_pem).
Homepage: https://metacpan.org/release/Crypt-Format
Version: 0.07-1
Section: universe/perl