Method pbkdf2

src/borg/crypto/key.py:449–452

(passphrase, salt, iterations, output_len_in_bytes)

    @staticmethod
    def pbkdf2(passphrase, salt, iterations, output_len_in_bytes):
        if os.environ.get("BORG_TESTONLY_WEAKEN_KDF") == "1":
            iterations = 1
        return pbkdf2_hmac("sha256", passphrase.encode("utf-8"), salt, iterations, output_len_in_bytes)

    @staticmethod
    def argon2(