initial commit

cryptography/test.gd

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+extends Node
+
+var computer_a = {
+	"crypto": Crypto.new(),
+	"private_key": null,
+	"peer_public_key": null,
+}
+
+var computer_b = {
+	"crypto": Crypto.new(),
+	"private_key": null,
+	"peer_public_key": null,
+}
+
+"""
+
+"""
+
+func _ready() -> void:
+	computer_a["private_key"] = computer_a["crypto"].generate_rsa(2048)
+	computer_b["private_key"] = computer_b["crypto"].generate_rsa(2048)
+	var a_pub_key: String = computer_a["private_key"].save_to_string(true)
+	print(len(a_pub_key))
+	var b_pub_key = computer_b["private_key"].save_to_string(true)
+	
+	var key_a = CryptoKey.new()
+	key_a.load_from_string(b_pub_key, true)
+	var key_b = CryptoKey.new()
+	key_b.load_from_string(a_pub_key, true)
+	
+	computer_a["peer_public_key"] = key_a
+	computer_b["peer_public_key"] = key_b
+	
+	var encrypted: PackedByteArray = computer_a["crypto"].encrypt(computer_a["peer_public_key"], "This is a test".to_utf8_buffer())
+	var decrypted = computer_b["crypto"].decrypt(computer_b["private_key"], encrypted).get_string_from_utf8()
+	print(encrypted)
+	print(decrypted)

cryptography/test.gd.uid

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+uid://cinuxr6vprqf

cryptography/test.tscn

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+[gd_scene format=3 uid="uid://c1xdc0ckp7c1w"]
+
+[ext_resource type="Script" uid="uid://cinuxr6vprqf" path="res://cryptography/test.gd" id="1_8fnwx"]
+
+[node name="Test" type="Node2D" unique_id=2147367880]
+script = ExtResource("1_8fnwx")