Sha256: 342b9835cd8f4855986be26595cdb7c772d1abbcd2e6fb828167a064435917f8
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Size: 820 Bytes
Versions: 102
Compression:
Stored size: 820 Bytes
Contents
# frozen_string_literal: true
# From the manual page https://ruby-doc.org/stdlib-2.5.1/libdoc/openssl/rdoc/OpenSSL.html
require 'openssl'
module Example
def Example.encrypt
cipher = OpenSSL::Cipher.new 'AES-256-CBC'
cipher.encrypt
iv = cipher.random_iv
pwd = 'some hopefully not to easily guessable password'
salt = OpenSSL::Random.random_bytes 16
iter = 20000
key_len = cipher.key_len
digest = OpenSSL::Digest::SHA256.new
key = OpenSSL::PKCS5.pbkdf2_hmac(pwd, salt, iter, key_len, digest)
cipher.key = key
document = 'the document'
encrypted = cipher.update document
encrypted << cipher.final
encrypted
end
end
if __FILE__ == $0
ciphertext = Example.encrypt
require 'base64'
puts "Computed ciphertext #{Base64.urlsafe_encode64(ciphertext)}"
end
Version data entries
102 entries across 102 versions & 1 rubygems