Encrypt your communication
Communication, especially email, should be encrypted unless you want
people to see everything you say. Do this easily using GnuPG.
GnuPG uses
public-key cryptography so that users may communicate securely.
In a public-key system, each user has a pair of keys consisting
of a private key and a public key. A user's private key is kept secret;
it need never be revealed. The public key may be given to anyone with
whom the user wants to communicate.
My key (expires: 2029-06-27)
-----BEGIN PGP PUBLIC KEY BLOCK-----
mDMEakExYxYJKwYBBAHaRw8BAQdAKBbylB6QA3qewHxkeyBitKBczVIqZKvtNTeZ
9a8ljum0I2Z1cnRoZXJtZSA8ajJyOTgycjkyaHIyM2tqQGNvY2subGk+iJYEExYK
AD4WIQSuZAiTi9aI6fbDdI+pmsgvAvRGbAUCakExYwIbAwUJBaOagAULCQgHAgYV
CgkICwIEFgIDAQIeAQIXgAAKCRCpmsgvAvRGbJKAAP0QMVObMa8KYwzyyoZKbGuu
l3kTp4pELJkRpfO+8lgdQgD/egtykgPn1L0ZdGOZ+hiBCouBeLNr7mznCb3JFhXR
Kwa4OARqQTFjEgorBgEEAZdVAQUBAQdAuje+or3756NFjZM3gLVBrHkDRFo/8zji
3/ewRPbexnQDAQgHiH4EGBYKACYWIQSuZAiTi9aI6fbDdI+pmsgvAvRGbAUCakEx
YwIbDAUJBaOagAAKCRCpmsgvAvRGbIH3AQCmFi3p2t6VYdi17MCUECsIsCJnG7AR
BwZmbkD109jhWgEAgk2npvG/NvLzUbVwVwxcVBh8HuWrTgLfo96V/chb2Qc=
=MQ/2
-----END PGP PUBLIC KEY BLOCK-----
Or it as a .gpg file if you prefer