Suggested reading: “Here’s how to share sensitive leaks with the press” by the Freedom of the Press Foundation
Email: z_everson@protonmail.com (Encrypted if you also use a ProtonMail account, which is free. If you wish to send encrypted email via another provider, my PGP public key is here:
4a29dbb257088ff392d4b6eeace8b246d5163211.)
Mailing address: Available upon request
Mastodon: @z_everson
Mobile/SMS: 202.804.2744
MySudo: 202.804.2744 (encrypted)
OnionShare (an open-source tool that lets you securely and anonymously share files via Tor):
http://fo6ub4ivr7lcyftagfs3lu6l4zsxs3hbfnfddtsa3bu74wzjbykvvead.onion/
Signal: 202.804.2744 (encrypted)