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Diffstat (limited to 'INSTALL.md')
| -rw-r--r-- | INSTALL.md | 12 |
1 files changed, 5 insertions, 7 deletions
@@ -405,13 +405,11 @@ so, you will need to edit `homeserver.yaml`, as follows: ``` * You will also need to uncomment the `tls_certificate_path` and - `tls_private_key_path` lines under the `TLS` section. You can either - point these settings at an existing certificate and key, or you can - enable Synapse's built-in ACME (Let's Encrypt) support. Instructions - for having Synapse automatically provision and renew federation - certificates through ACME can be found at [ACME.md](docs/ACME.md). - Note that, as pointed out in that document, this feature will not - work with installs set up after November 2019. + `tls_private_key_path` lines under the `TLS` section. You will need to manage + provisioning of these certificates yourself — Synapse had built-in ACME + support, but the ACMEv1 protocol Synapse implements is deprecated, not + allowed by LetsEncrypt for new sites, and will break for existing sites in + late 2020. See [ACME.md](docs/ACME.md). If you are using your own certificate, be sure to use a `.pem` file that includes the full certificate chain including any intermediate certificates |