Traditional Symmetric Key Ciphers 1. For each part below, use the following plaintext message and show your work. Success a. What is the corresponding ciphertext if an auto-key cipher with a ki = 12...

Extracted text: Traditional Symmetric Key Ciphers 1. For each part below, use the following plaintext message and show your work. Success a. What is the corresponding ciphertext if an auto-key cipher with a ki = 12 is used? b. What is the corresponding ciphertext if an Vigenere, cipher with key = "life" is used? c. What is the corresponding ciphertext if a Playfair cipher with the following key is used? LGDBA QMHEC Secret Key =URNIJF XVSOK ZYWT|P