Lossy - A method of compression where some data is lost., Lossless - Works by recording patterns in data rather than data itself., Vernam Cipher - the only cipher proven to be unbreakable with a one-time pad , Caesar Cipher - Letters of the alphabet are shifted by a consistent number, Compression - A method to reduce file size for easy transmission., Encryption - A way of making sure that data cannot be understood,

Exchanging data-compression-hashing-encryption

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