rsa_ex v0.1.0 RsaEx

Summary

Functions

Decrypt message with RSA private key

iex(8)> {:ok, decrypted_clear_text} = RsaEx.decrypt(cipher_text, rsa_private_key)
{:ok, "Important message"}

Encrypt message with RSA public key in base64

iex> clear_text = "Important message"
"Important message"
iex> {:ok, cipher_text} = RsaEx.encrypt(clear_text, rsa_public_key)
{:ok, "Lmbv...HQ=="}

Generates RSA 2048 private/public keypair

iex> {:ok, {priv, pub}} = RsaEx.generate_keypair

Generates RSA 2048 private key

iex> {:ok, priv} = RsaEx.generate_private_key

Generates RSA 2048 public key

iex> {:ok, priv} = RsaEx.generate_private_key
iex> {:ok, pub} = RsaEx.generate_public_key(priv)

Sign message with RSA private key

iex> {:ok, signature} = RsaEx.sign(message, rsa_private_key)
{:ok, <<...>>}

Verify signature with RSA public key

iex> {:ok, valid} = RsaEx.verify(message, signature, rsa_public_key
{:ok, true}

Types

Functions

decrypt(cipher_msg, private_key)

Specs

decrypt(String.t, private_key) :: {atom, String.t}

Decrypt message with RSA private key

iex(8)> {:ok, decrypted_clear_text} = RsaEx.decrypt(cipher_text, rsa_private_key)
{:ok, "Important message"}
encrypt(message, public_key)

Specs

encrypt(String.t, public_key) :: {atom, String.t}

Encrypt message with RSA public key in base64

iex> clear_text = "Important message"
"Important message"
iex> {:ok, cipher_text} = RsaEx.encrypt(clear_text, rsa_public_key)
{:ok, "Lmbv...HQ=="}
generate_keypair()

Specs

generate_keypair :: {atom, {private_key, public_key}}

Generates RSA 2048 private/public keypair

iex> {:ok, {priv, pub}} = RsaEx.generate_keypair
generate_private_key()

Specs

generate_private_key :: {atom, private_key}

Generates RSA 2048 private key

iex> {:ok, priv} = RsaEx.generate_private_key
generate_public_key(private_key)

Specs

generate_public_key(private_key) :: {atom, public_key}

Generates RSA 2048 public key

iex> {:ok, priv} = RsaEx.generate_private_key
iex> {:ok, pub} = RsaEx.generate_public_key(priv)
sign(message, private_key)

Specs

sign(String.t, private_key) :: {atom, binary}

Sign message with RSA private key

iex> {:ok, signature} = RsaEx.sign(message, rsa_private_key)
{:ok, <<...>>}
verify(message, signature, public_key)

Specs

verify(String.t, binary, public_key) :: {atom, boolean}

Verify signature with RSA public key

iex> {:ok, valid} = RsaEx.verify(message, signature, rsa_public_key
{:ok, true}