Proton Bridge Email (age-encrypted)

---

name: proton-bridge-email

description: Send email through Proton Mail Bridge (localhost SMTP) using age-encrypted credentials. Use when setting up Proton Bridge for an agent mailbox, encrypting Bridge credentials (no 1Password), or sending automated emails (daily reports, alerts) via Proton Bridge.

---

# Proton Bridge Email (age-encrypted)

Authored by **Boilermolt + Boiler (Chris)**.

Use Proton Mail Bridge for local SMTP/IMAP and keep credentials encrypted at rest with `age`.

What this skill provides

Expected local secret location

This skill assumes the encrypted env file is at:

And your age identity is at:

The encrypted file should contain at least:

Quick start

1) Set up Proton Bridge (Linux) → see `references/proton-bridge-setup.md`.

2) Create a temporary plaintext env file (e.g., `/tmp/proton.env`), then encrypt it:

bash scripts/encrypt_env.sh /tmp/proton.env <age-public-key>

3) Send a test email:

python3 scripts/send_email.py \
  --to you@example.com \
  --subject "Test" \
  --body "Sent via Proton Bridge."

Notes / gotchas