Code #1

Observations

You need to find the first passcode to help you get the second passcode to help you get the third passcode AKA easy as 1, 2, 3

We know there are usually three passcodes in each post, first instinct was to try skip of 3

nwksesestrugglenieithxerjullkmhkvxgzzvsqjqypynhcjlpleervwivzvxmkwxqve

Split into 3 equal parts

nwksesestrugglenieithxe
rjullkmhkvxgzzvsqjqypyn
hcjlpleervwivzvxmkwxqve

First line gives

nwk77struggle983xe

Vigenere the second line using nwksesestrugglenieithxe as the passphrase

enkthsipredatorfififibj

enk36predator555bj

Vigenere the third line using enkthsipredatorfififibj as the passphrase

dpzsitwparticlesefosiuv

dpz62particle746uv