Link to Ubuntu Public Key server from public keys page
Change-Id: I4afecc8af77f343c4eb2c23d5499903f9fddb9d6
diff --git a/releases/public-keys.md b/releases/public-keys.md
index ba41393..a6401c0 100644
--- a/releases/public-keys.md
+++ b/releases/public-keys.md
@@ -8,3 +8,5 @@
| David Pursehouse | dpursehouse@collab.net | 0A76 9EB0 5339 B93B DD89 95ED 0C3A F664 9FFC 2102 |
| Edwin Kempin | ekempin@google.com | 8DC3 89F5 9066 40FA C5A9 9037 51B5 FD97 A0D0 EF51 |
| Saša Živkov | sasa.zivkov@sap.com | 024B 9991 1E26 0764 22A7 5AD4 4D52 61F9 26C1 290E |
+
+These keys are available on the [Ubuntu Public Key Server](https://keyserver.ubuntu.com/).