2.1.1

bugfix to allow partial KeyPair loading by making entries optional

introduces asymmetric un/sealing

• seal/unseal provides an easy asymmetric en & decryption, using only
  a public key to encrypt a message or file (classic asymmetric encryption).
  Therefor a signing using a private key is omitted.

2.0.0: refactors for php 8.0

BREAKING CHANGES:

• renamed new Key($key) to Key::load($key)
• renamed (new Key)->keygen() to Key::generate()
• renamed (new Key)->keygen($password, $salt) to Key::generateFrom($password, $salt)
• renamed new KeyPair($keys) to KeyPair::load($keys)
• renamed (new KeyPair)->keygen() to KeyPair::generate()
• renamed (new KeyPair)->keygen($password, $salt) to KeyPair::generateFrom($password, $salt)
• now requires php 8.0

1.2.1: code cleanup

- fixes some typos
- fixes final private function warning

1.2.0

migrates library to php 7.4 and ricwein/filesystem 2.1

1.1.1: Bugfix-Release

fixes potential issues in file-crypto destination handling

1.1: Maintenance & Bugfix-Release

updates dependencies

1.0.2

adds file-crypto

1.0.1

exposes asymmetrics crpyto `deriveKeyPair()` to public

1.0

fixes missing use statement in readme