Files
ihasvpn/SECURITY.md
jcoffey-dev 02e7993c87 Rename the project to ihasvpn
WGX shares its name with several other WireGuard tools, so the project
becomes ihasvpn, alongside ihasmail.

- Module github.com/Coffey-Labs/ihasvpn, command cmd/ihasvpn, image
  ghcr.io/coffey-labs/ihasvpn.
- Environment variables move from WGX_* to IHASVPN_*. The default database
  is ihasvpn.db, the nftables table is `ihasvpn`, metrics are ihasvpn_*, and
  the session cookie and theme key are renamed, so existing sessions end.
- The mark is the ihasmail cat peeking over the edge of a shield, drawn as
  a vector. docs/brand/generate.py builds the mark, mono mark, wordmarks,
  social card, favicons and app icons from that one drawing.
- The console takes ihasmail's palette: the ihasmail.org teal-navy for dark,
  its contrast-checked light tiers with the site's light accent, received
  traffic in the cat's orange and sent in teal. The wordmark weight and
  font stack follow ihasmail.org.
- Detail values wrap at spaces before breaking inside an address, so an
  IPv6 tunnel address no longer splits mid-number.
- The README history note about the earlier WGX installer is gone with the
  name it explained. Screenshots retaken.
2026-09-12 23:48:36 -07:00

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# Security Policy
## Supported versions
Security fixes go to `main` and the next release. Older releases are not
patched.
## Reporting a vulnerability
**Please do not open a public issue for a security problem.** Email
**johnellisATlinuxDOTcom** with what you found, how to reproduce it and what
you think the impact is. You will get an acknowledgement within a few days
and a fix or a plan before anything is made public.
## What ihasvpn does to protect itself
- The admin UI requires a password (argon2id, 64 MiB, 3 passes) and offers
time-based one-time codes with recovery codes. Sessions are random 256-bit
tokens stored hashed, `HttpOnly`, `SameSite=Strict`, with idle and absolute
expiry.
- Every state-changing request must come from the same origin
(`Sec-Fetch-Site` / `Origin` are checked in addition to the cookie policy)
and carry a JSON body; the first-run setup endpoint stops working the
moment a user exists.
- Login is rate-limited per address and per username, and a failed login for
an unknown user takes as long as one for a known user.
- Responses carry a strict Content-Security-Policy, `X-Frame-Options: DENY`,
`Referrer-Policy: no-referrer` and, under TLS, HSTS.
- Peer private keys never appear in list or detail responses; they are only
returned through the configuration and QR endpoints, and each view is
written to the audit log. The server's own private key never leaves the
process.
- The database file is created mode 0600 and the container image contains
no shell tooling beyond what nftables and WireGuard need.
## What you must do
- Do not expose port 51821 to the internet without TLS. Either set
`IHASVPN_TLS_SELF_SIGNED=true` (or `IHASVPN_TLS_CERT`/`IHASVPN_TLS_KEY`) or put a
TLS-terminating reverse proxy in front and list it in
`IHASVPN_TRUSTED_PROXIES` so client addresses in the audit log are right.
- Turn on two-factor authentication for every administrator.
- Keep the `/data` volume private: it holds every peer's private key.