K Encryption Standard
KES is simple encryption that uses standard progamming languages (no special libraries).
Python, Go, Swift, Kotlin, and Bash.
./kes.py
go run kes.go
go build -o kes1
./kes1
swift kes.swift
swiftc kes.swift -o kes1
./kes1
kotlinc kes.kt -d kes.jar
kotlinc kes.kt -include-runtime -d kes.jar
java -jar kes.jar
./kes.sh