A second message has come in the mail, and it seems almost identical to the first one. Maybe the same thing will work again.

It seems that another encrypted message has been intercepted. The encryptor seems to have learned their lesson though and now there isn't any punctuation! Can you still crack the cipher?

We made a lot of substitutions to encrypt this. Can you decrypt it

We found a leak of a blackmarket website's login credentials. Can you find the password of the user cultiris and successfully decrypt it? The first user in usernames.txt corresponds to the first password in passwords.txt. The second user corresponds to the second password, and so on.

Morse code is well known. Can you decrypt this? Download the file here. Wrap your answer with picoCTF{}, put underscores in place of pauses, and use all lowercase.

There's tapping coming in from the wires. Additional details will be available after launching your challenge instance.

I found this cipher in an old book. Additional details will be available after launching your challenge instance.

A musician left us a message. What's it mean?