Another day, another challenge.

Today’s blog post will explore solving the “Substitute” challenge inside of the PicoCTF.

Let’s get started.

Clicking on the challenge we see the following: 97 more words

Another day, another challenge.

Today’s blog post will explore solving the “Substitute” challenge inside of the PicoCTF.

Let’s get started.

Clicking on the challenge we see the following: 97 more words

**Cryptanalysis** is the study of **ciphers** or **ciphertexts** to find weaknesses in them, which will let/permit the attacker to retrieve the plaintext from the ciphertext (without necessarily knowing the key). 445 more words