Stackzerostackzero.hashnode.dev·Aug 12, 2023Substitution ciphers? An overview of the basicsSubstitution ciphers are one of the simplest and oldest methods of encryption. They involve replacing plaintext letters or characters with others in a fixed pattern to create ciphertext.They represent probably the most widely used encryption system i...77 readsCaesar CipherAdd a thoughtful commentNo comments yetBe the first to start the conversation.