Ansible Offline Installation RHEL7 RPM needed for python-paramiko and python-crypto2

I am doing Ansible offline installation behind the corporate firewall by downloading individual packages but the two packages python-crypto2 and python-paramiko
not able to find for download/installation to Redhat Linux 7 version machine .Any reference will be great help. Thanks in advance

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https://docs.ansible.com/ansible/intro_installation.html#latest-release-via-yum