Update trust_key_mng.md

scjane · joaofnfernandes · commit b1cd25ff949f · 2017-02-21T11:33:38.000-08:00
diff --git a/engine/security/trust/trust_key_mng.md b/engine/security/trust/trust_key_mng.md
@@ -38,7 +38,7 @@ repositories created with newer versions of Docker.
 
 The passphrases you chose for both the root key and your repository key should
 be randomly generated and stored in a password manager.  Having the repository key
-allow users to sign image tags on a repository. Passphrases are used to encrypt
+allows users to sign image tags on a repository. Passphrases are used to encrypt
 your keys at rest and ensures that a lost laptop or an unintended backup doesn't
 put the private key material at risk.
 
