ciphering
coding
cyphering
enciphering
encoding
writing in code
cryptography
secret writing
steganography
compression
data encryption
PGP
PKI
cypher
decrypt
encrypt
public key
access
algorithm
audit
authentication
automation
backup
calibration
connectivity
cryptographic
diagnostic
edit
firewall
infrastructure
multimedia
optimization
password
proprietary
protocol
storage
validation
verification
virtualization
Egyptian
conniption
conscription
description
inscription
nonprescription
prescription
proscription
subscription
transcription