Security

Do you support certificate and/or public key pinning for TLS connections?
This is not a feature we offer by default for customers as the Ably platform needs to reserve the right to change certificates for a number of reasons, su...
Mon, 7 Nov, 2016 at 12:04 PM
If I need to whitelist Ably's servers from a firewall, which ports, IPs and/or domains should I add?
Ports All of Ably's client libraries exclusively use the standard HTTPS port 443 for WebSockets and HTTP traffic over TLS. When configured to not use...
Tue, 23 Oct, 2018 at 1:03 PM
How can you restrict which channels a client can access?
Ably's authentication system allows a set of capabilities to be configured for the tokens that are issued to clients.  Capabilities can also be set on ...
Wed, 11 Oct, 2017 at 7:14 AM
For compliance reasons, I need to know how long will Ably store my data for
Please review Ably's data protection policy for details on which data is stored and for how long.
Tue, 17 Apr, 2018 at 5:48 PM
When I change a key's capabilities in the dashboard, will existing connections get those capabilities immediately?
In short: no, capability changes made to a key do not affect connections currently open. You would have to close and re-open the connection to see the chang...
Thu, 5 Jul, 2018 at 3:30 PM