Three codes were hidden in the HTML source of the MESSAGE TO MISTY post on the Investigate Ingress blog.
[1] fcfclp73zz9flfrz6qfxv579plfycx3x
[2] ttfnhykpoiettfrlw
[3] 4fne8myawm7m5srt
Code #1
Observations
Long string with no specific range should be enough to point you to the cipher
Code #2
Observations
Not much to work with but a rarely used rearrange cipher will reveal most of the answer
Code #3
Observations
16 characters with the right amount of numbers for a valid passcode but… Try to find the password first then you’ll be able to figure how to rearrange everything