libcrypt-twofish-perl software package provides Perl module for Twofish Encryption Algorithm, you can install in your Debian 7 (Wheezy) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libcrypt-twofish-perl
libcrypt-twofish-perl is installed in your system.
Make ensure the libcrypt-twofish-perl package were installed using the commands given below,
$ sudo dpkg-query -l | grep libcrypt-twofish-perl *
You will get with libcrypt-twofish-perl package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Perl |
| Package | libcrypt-twofish-perl |
| Version | 2.12-1+b2 [amd64, armel, i386, |
| Description | Perl module for Twofish Encryption Algorithm |
| Sub Section | Perl |