Created
February 16, 2017 23:53
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Crypto module to encrypt/decrypt with AES128 and AES256
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module Crypto | |
module AES128 | |
class << self | |
def encrypt(data) | |
aes = OpenSSL::Cipher.new('AES-128-CBC') | |
aes.encrypt | |
aes.key = Digest::MD5.digest(ENV['SECRET_KEY']) | |
crypt = aes.update(data) + aes.final | |
Base64.urlsafe_encode64(crypt) | |
end | |
def decrypt(data) | |
aes = OpenSSL::Cipher.new('AES-128-CBC') | |
aes.decrypt | |
aes.key = Digest::MD5.digest(ENV['SECRET_KEY']) | |
tempkey = Base64.urlsafe_decode64(data) | |
aes.update(tempkey) + aes.final | |
end | |
end | |
end | |
module AES256 | |
class << self | |
def encrypt(data) | |
aes = OpenSSL::Cipher.new('AES-256-CBC') | |
aes.encrypt | |
aes.key = Digest::SHA256.digest(ENV['SECRET_KEY']) | |
crypt = aes.update(data) + aes.final | |
Base64.urlsafe_encode64(crypt) | |
end | |
def decrypt(data) | |
aes = OpenSSL::Cipher.new('AES-256-CBC') | |
aes.decrypt | |
aes.key = Digest::SHA256.digest(ENV['SECRET_KEY']) | |
tempkey = Base64.urlsafe_decode64(data) | |
aes.update(tempkey) + aes.final | |
end | |
end | |
end | |
end |
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