A encryption algorithm that takes text and converts it into a ciphered text.

• Often used for sending SMTP attachments
• 33-37% to original size

Base64

1. Input is read 6 bits at a time, anything that is not 6-bits is padded with 0s
2. Every 6-bits is mapped to a character in the base64 character range
3. Output is given

Base64 Character Range