Three codes were hidden in the PAC’S WEEKLY WRAP-UP: OCTOBER 2, 2016 post on the Investigate Ingress blog.
[1] 7m3zfzihzwv1h5t4
[2] egon4hs2g54pq9iruc
[3] upevehgievidloeveruojrp
Code #1
Observations
16 characters with the right amount of numbers for a passcode but they seem out of range.
Code #2
Observations
18 characters with the right amount of numbers for a passcode.
Code #3
Observations
23 letters. Look carefully for hidden numbers