diff --git a/tests/unit/CryptonoteTest.php b/tests/unit/CryptonoteTest.php
new file mode 100644
index 0000000..53acd1c
--- /dev/null
+++ b/tests/unit/CryptonoteTest.php
@@ -0,0 +1,95 @@
+<?php
+
+declare(strict_types=1);
+
+use MoneroIntegrations\MoneroCrypto\Cryptonote;
+use MoneroIntegrations\MoneroCrypto\MoneroNetwork;
+use PHPUnit\Framework\TestCase;
+
+class CryptonoteTest extends TestCase
+{
+	private $testDecodedKeccak = "6fd43e7cffc31bb581d7421c8698e29aa2bd8e7186a394b85299908b4eb9b175";
+	private $testEncodedKeccak = "0b6a7d8d740055460014f9c3e31063c5bb8e254cb9fee970294a0d0064429ca8";
+
+	private $testHexSeed = "92df69221844dc2a77389e2c3ebae5fa32517c04826c870fb952171fb192cc08";
+	private $testPubViewKey = "a21d0a8ceacdb5e6a5d8bba57741123671c83a3b34187fe23324112b0c7b7760";
+	private $testPrivateViewKey = "e7cbc9050333b9ed07843ce835547c07c8a8d6b7acc10bebb60d7d6fe1a82f05";
+	private $testPubSpendKey = "765d0b9d61e8ca67b8902f6b133ae7bcdde5419c72ab6244ed7400789db7be99";
+	private $testPrivateSpendKey = "92df69221844dc2a77389e2c3ebae5fa32517c04826c870fb952171fb192cc08";
+
+	private $testAddressNetByte = "12";
+	private $testAddress = "467GHbWjuFoJMDwegvhEJAYbFAyZ6Y2GqCXgebZd96CDShSESH5nCKEfaaER1vCYKTA7BQkyE5gBGeqRRcX8Fe1cBu3mLYj";
+	private $testAddressBad = "467GHbWjuFoJMDwegvhEJAYbFAyZ6Y2GqCXgebZd96CDShSESH5nCKEfaaER1vCYKTA7BQkyE5gBGeqRRcX8Fe1cBu3mLzj";
+	
+	private $testPaymentId = "ef64f0a81b022a81";
+	private $testIntegratedAddress = "4FowJQLEWXKJMDwegvhEJAYbFAyZ6Y2GqCXgebZd96CDShSESH5nCKEfaaER1vCYKTA7BQkyE5gBGeqRRcX8Fe1cHDPkStRLntqFZqGwKS";
+
+	private $cr;
+
+	public function setUp(): void
+	{
+		$this->cr = new Cryptonote(MoneroNetwork::mainnet);
+	}
+
+	public function testKeccak256(): void
+	{
+		$result = $this->cr->keccak_256($this->testDecodedKeccak);
+		$this->assertEquals($this->testEncodedKeccak, $result);
+	}
+
+	public function testGenNewHexSeed(): void
+	{
+		$result = $this->cr->gen_new_hex_seed();
+		$this->assertIsString($result);
+		$this->assertEquals(64, strlen($result));
+	}
+
+	public function testDeriveViewKey(): void
+	{
+		$result = $this->cr->derive_viewKey($this->testPrivateSpendKey);
+		$this->assertEquals($this->testPrivateViewKey, $result);
+	}
+
+	public function testPkFromSk(): void
+	{
+		$result = $this->cr->pk_from_sk($this->testPrivateSpendKey);
+		$this->assertEquals($this->testPubSpendKey, $result);
+	}
+
+	public function testEncodeAddress(): void
+	{
+		$result = $this->cr->encode_address($this->testPubSpendKey, $this->testPubViewKey);
+		$this->assertEquals($this->testAddress, $result);
+	}
+
+	public function testVerifyChecksum(): void
+	{
+		$result = $this->cr->verify_checksum($this->testAddress);
+		$this->assertTrue($result);
+
+		$result = $this->cr->verify_checksum($this->testAddressBad);
+		$this->assertFalse($result);
+	}
+
+	public function testDecodeAddress(): void
+	{
+		$result = $this->cr->decode_address($this->testAddress);
+		$this->assertIsArray($result);
+
+		$this->assertEquals($this->testAddressNetByte, $result["networkByte"]);
+		$this->assertEquals($this->testPubSpendKey, $result["spendKey"]);
+		$this->assertEquals($this->testPubViewKey, $result["viewKey"]);
+	}
+
+	public function testIntegratedAddrFromKeys(): void
+	{
+		$result = $this->cr->integrated_addr_from_keys($this->testPubSpendKey, $this->testPubViewKey, $this->testPaymentId);
+		$this->assertEquals($this->testIntegratedAddress, $result);
+	}
+
+	public function testAddressFromSeed(): void
+	{
+		$result = $this->cr->address_from_seed($this->testHexSeed);
+		$this->assertEquals($this->testAddress, $result);
+	}
+}
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