One code was hidden in the One of Thirteen: ENL claim first victory in Global Shard Event post on the Investigate Ingress blog.
[1] sgedizwfnztqlpyymuqjrklemoecfpxpkqfqaxwbxlagpnzfimdkqgegj
Code #1
Observations
57 letters. Remember, always 3 passcodes
Spoiler