diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..5b9b4bf
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+/vendor
+/composer.lock
+/clover.xml
\ No newline at end of file
diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..facecf3
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,51 @@
+language: php
+
+sudo: false
+
+php:
+  - 7
+  - 7.1
+  - 7.2
+  - nightly
+
+env: TMPDIR=/tmp USE_XDEBUG=false
+
+branches:
+  only:
+    master
+
+before_install:
+  - travis_retry composer self-update
+
+install:
+  - phpenv rehash
+  - travis_retry composer install --no-interaction --prefer-source
+
+stages:
+  - test
+  - phpstan analysis
+  - test with coverage
+
+before_script:
+  - if [[ "$USE_XDEBUG" == false ]]; then phpenv config-rm xdebug.ini || return 0; fi
+
+script:
+  - composer test
+
+jobs:
+  fast_finish: true
+  allow_failures:
+    - php: nightly
+  include:
+    - stage: phpstan analysis
+      php: 7.1
+      env: TMPDIR=/tmp USE_XDEBUG=false
+      script:
+        - composer phpstan
+    - stage: test with coverage
+      php: 7.1
+      env: TMPDIR=/tmp USE_XDEBUG=true
+      script:
+        - composer test-with-coverage
+      after_success:
+        - bash <(curl -s https://codecov.io/bash) -f ./clover.xml
diff --git a/LICENSE.txt b/LICENSE.txt
new file mode 100644
index 0000000..6eab5aa
--- /dev/null
+++ b/LICENSE.txt
@@ -0,0 +1,27 @@
+Copyright (c) 2005-2015, Zend Technologies USA, Inc.
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright notice,
+      this list of conditions and the following disclaimer.
+
+    * Redistributions in binary form must reproduce the above copyright notice,
+      this list of conditions and the following disclaimer in the documentation
+      and/or other materials provided with the distribution.
+
+    * Neither the name of Zend Technologies USA, Inc. nor the names of its
+      contributors may be used to endorse or promote products derived from this
+      software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..1c12c36
--- /dev/null
+++ b/README.md
@@ -0,0 +1,9 @@
+Zend Framework 1 - Crypt
+============================
+[![Build Status](https://travis-ci.org/diablomedia/zf1-crypt.svg?branch=master)](https://travis-ci.org/diablomedia/zf1-crypt)
+[![codecov](https://codecov.io/gh/diablomedia/zf1-crypt/branch/master/graph/badge.svg)](https://codecov.io/gh/diablomedia/zf1-crypt)
+[![Latest Stable Version](https://poser.pugx.org/diablomedia/zendframework1-crypt/v/stable)](https://packagist.org/packages/diablomedia/zendframework1-crypt)
+[![Total Downloads](https://poser.pugx.org/diablomedia/zendframework1-crypt/downloads)](https://packagist.org/packages/diablomedia/zendframework1-crypt)
+[![License](https://poser.pugx.org/diablomedia/zendframework1-crypt/license)](https://packagist.org/packages/diablomedia/zendframework1-crypt)
+
+This is just the Zend_Crypt component extracted from our fork of the Zend Framework 1 repo (https://github.com/diablomedia/zf1).
diff --git a/composer.json b/composer.json
new file mode 100644
index 0000000..de656a8
--- /dev/null
+++ b/composer.json
@@ -0,0 +1,47 @@
+{
+    "name": "diablomedia/zendframework1-crypt",
+    "description": "Zend Framework 1 Crypt component",
+    "type": "library",
+    "keywords": [
+        "framework",
+        "zf1"
+    ],
+    "homepage": "http://framework.zend.com/",
+    "license": "BSD-3-Clause",
+    "minimum-stability": "dev",
+    "prefer-stable": true,
+    "require": {
+        "php": ">=7.0.0",
+        "diablomedia/zendframework1-exception": "^1.0.0"
+    },
+    "autoload": {
+        "psr-0": {
+            "Zend_": "src/"
+        }
+    },
+    "autoload-dev": {
+        "psr-0": {
+            "Zend_": "tests/"
+        }
+    },
+    "repositories": [
+        {
+            "type": "vcs",
+            "no-api": true,
+            "url": "https://github.com/diablomedia/phpstorm-stubs"
+        }
+    ],
+    "require-dev": {
+        "phpunit/phpunit": "^6.0",
+        "phpstan/phpstan": "^0.9.2",
+        "jetbrains/phpstorm-stubs": "dev-phpstan"
+    },
+    "archive": {
+        "exclude": ["/tests"]
+    },
+    "scripts": {
+        "test": "phpunit ./tests",
+        "test-with-coverage": "phpunit --coverage-clover=clover.xml ./tests",
+        "phpstan": "phpstan analyze -l7 -c phpstan.neon --no-progress ./src --ansi"
+    }
+}
diff --git a/phpstan-bootstrap.php b/phpstan-bootstrap.php
new file mode 100644
index 0000000..b904fcb
--- /dev/null
+++ b/phpstan-bootstrap.php
@@ -0,0 +1,27 @@
+<?php
+
+if (!extension_loaded('gmp')) {
+    require_once __DIR__ . '/vendor/jetbrains/phpstorm-stubs/gmp/gmp.php';
+}
+
+if (!extension_loaded('mcrypt')) {
+    require_once __DIR__ . '/vendor/jetbrains/phpstorm-stubs/mcrypt/mcrypt.php';
+}
+
+if (!extension_loaded('hash')) {
+    require_once __DIR__ . '/vendor/jetbrains/phpstorm-stubs/hash/hash.php';
+}
+// The hash extension may emulate the mhash extension if PHP is configured with --with-mhash
+// otherwise the mhash* functions/constants won't exist
+if (!function_exists('mhash')) {
+    require_once __DIR__ . '/vendor/jetbrains/phpstorm-stubs/mhash/mhash.php';
+}
+
+if (!extension_loaded('openssl')) {
+    require_once __DIR__ . '/vendor/jetbrains/phpstorm-stubs/openssl/openssl.php';
+} else {
+    // Only defined when php/openssl compiled with MD2 support
+    if (!defined('OPENSSL_ALGO_MD2')) {
+        define('OPENSSL_ALGO_MD2', 4);
+    }
+}
diff --git a/phpstan.neon b/phpstan.neon
new file mode 100644
index 0000000..d08f558
--- /dev/null
+++ b/phpstan.neon
@@ -0,0 +1,23 @@
+parameters:
+    bootstrap: %rootDir%/../../../phpstan-bootstrap.php
+    ignoreErrors:
+        - '#Casting to .+ something that.s already .+\.#'
+        # This does only have one parameter, not sure intent here
+        - '#Class Zend_Crypt_Rsa_Key_Public constructor invoked with 2 parameters, 1 required\.#'
+        # This should probably be changed to a do/while loop instead of just while, Zend_Crypt_Math_BigInteger_Bcmath:215
+        - '#Variable \$hex might not be defined\.#'
+        # Possibly issues with stubs, haven't researched
+        - '#Parameter \#1 \$gmpnumber of function gmp_strval expects resource\|string, GMP given\.#'
+        - '#Parameter \#1 \$gmpnumber of function gmp_strval expects resource\|string, int given\.#'
+        - '#Parameter \#1 \$a of function gmp_sqrt expects resource\|string, object\|resource\|string given\.#'
+        - '#Parameter \#2 \$b of function gmp_mul expects resource\|string, int given\.#'
+        # These methods exist on Zend_Crypt_Math but $_math property is typehinted as Zend_Crypt_Math_BigInteger_Interface
+        - '#Call to an undefined method Zend_Crypt_Math_BigInteger::fromBinary\(\)\.#'
+        - '#Call to an undefined method Zend_Crypt_Math_BigInteger::toBinary\(\)\.#'
+        - '#Call to an undefined method Zend_Crypt_Math_BigInteger::btwoc\(\)\.#'
+        - '#Call to an undefined method Zend_Crypt_Math_BigInteger::rand\(\)\.#'
+        # Isset calls probably aren't necessary here, Zend_Crypt_Hmac:89|110
+        - '#Variable \$key in isset\(\) always exists and is not nullable\.#'
+        - '#Variable \$hash in isset\(\) always exists and is not nullable\.#'
+        # Probably unnecessary is_float check, Zend_Crypt_Math:121
+        - '#Call to function is_float\(\) will always evaluate to false\.#'
\ No newline at end of file
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
new file mode 100644
index 0000000..078072b
--- /dev/null
+++ b/phpunit.xml.dist
@@ -0,0 +1,14 @@
+<phpunit
+    convertErrorsToExceptions="true"
+    convertNoticesToExceptions="true"
+    convertWarningsToExceptions="true"
+    beStrictAboutTestsThatDoNotTestAnything="true"
+    backupGlobals="true"
+    stderr="true"
+    colors="true">
+    <filter>
+        <whitelist addUncoveredFilesFromWhitelist="true">
+            <directory suffix=".php">./src</directory>
+        </whitelist>
+    </filter>
+</phpunit>
diff --git a/src/Zend/Crypt/Hmac.php b/src/Zend/Crypt/Hmac.php
index 4a0cd19..332b7bd 100644
--- a/src/Zend/Crypt/Hmac.php
+++ b/src/Zend/Crypt/Hmac.php
@@ -164,6 +164,8 @@ protected static function _hash($data, $output = self::STRING, $internal = false
      */
     protected static function _getMhashDefinition($hashAlgorithm)
     {
+        $types = array();
+
         for ($i = 0; $i <= mhash_count(); $i++)
         {
             $types[mhash_get_hash_name($i)] = $i;
diff --git a/src/Zend/Crypt/Math/BigInteger.php b/src/Zend/Crypt/Math/BigInteger.php
index 1117df7..d34c3ac 100644
--- a/src/Zend/Crypt/Math/BigInteger.php
+++ b/src/Zend/Crypt/Math/BigInteger.php
@@ -40,6 +40,21 @@
  * @package    Zend_Crypt
  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ *
+ * From Zend_Crypt_Math_BigInteger_Interface
+ * @method mixed init($operand, $base = 10)
+ * @method mixed add($left_operand, $right_operand)
+ * @method mixed subtract($left_operand, $right_operand)
+ * @method mixed compare($left_operand, $right_operand)
+ * @method mixed divide($left_operand, $right_operand)
+ * @method mixed modulus($left_operand, $modulus)
+ * @method mixed multiply($left_operand, $right_operand)
+ * @method mixed pow($left_operand, $right_operand)
+ * @method mixed powmod($left_operand, $right_operand, $modulus)
+ * @method mixed sqrt($operand)
+ * @method mixed binaryToInteger($operand)
+ * @method mixed integerToBinary($operand)
+ * @method mixed hexToDecimal($operand)
  */
 class Zend_Crypt_Math_BigInteger
 {
diff --git a/tests/Zend/Crypt/DiffieHellmanTest.php b/tests/Zend/Crypt/DiffieHellmanTest.php
index 2f05e68..d1a0b6d 100644
--- a/tests/Zend/Crypt/DiffieHellmanTest.php
+++ b/tests/Zend/Crypt/DiffieHellmanTest.php
@@ -20,8 +20,6 @@
  * @version    $Id$
  */
 
-require_once 'Zend/Crypt/DiffieHellman.php';
-require_once 'Zend/Crypt/Math/BigInteger.php';
 
 /**
  * @category   Zend
diff --git a/tests/Zend/Crypt/HmacTest.php b/tests/Zend/Crypt/HmacTest.php
index 0cbf87a..3c0bffb 100644
--- a/tests/Zend/Crypt/HmacTest.php
+++ b/tests/Zend/Crypt/HmacTest.php
@@ -20,7 +20,6 @@
  * @version    $Id$
  */
 
-require_once 'Zend/Crypt/Hmac.php';
 
 /**
  * Outside the Internal Function tests, tests do not distinguish between hash and mhash
diff --git a/tests/Zend/Crypt/Math/BigInteger/BcmathTest.php b/tests/Zend/Crypt/Math/BigInteger/BcmathTest.php
index d3ae1de..a798ae5 100644
--- a/tests/Zend/Crypt/Math/BigInteger/BcmathTest.php
+++ b/tests/Zend/Crypt/Math/BigInteger/BcmathTest.php
@@ -20,7 +20,6 @@
  * @version    $Id$
  */
 
-require_once 'Zend/Crypt/Math/BigInteger/Bcmath.php';
 
 /**
  * @category   Zend
diff --git a/tests/Zend/Crypt/Math/BigInteger/GmpTest.php b/tests/Zend/Crypt/Math/BigInteger/GmpTest.php
index c95e74a..fb9b20d 100644
--- a/tests/Zend/Crypt/Math/BigInteger/GmpTest.php
+++ b/tests/Zend/Crypt/Math/BigInteger/GmpTest.php
@@ -20,10 +20,6 @@
  * @version    $Id$
  */
 
-require_once 'Zend/Crypt/Math/BigInteger/Gmp.php';
-
-require_once 'Zend/Crypt/Math/BigInteger/Bcmath.php';
-
 
 /**
  * @category   Zend
diff --git a/tests/Zend/Crypt/MathTest.php b/tests/Zend/Crypt/MathTest.php
index aed1032..51ef9de 100644
--- a/tests/Zend/Crypt/MathTest.php
+++ b/tests/Zend/Crypt/MathTest.php
@@ -20,8 +20,6 @@
  * @version    $Id$
  */
 
-require_once 'Zend/Crypt/Math.php';
-require_once 'Zend/Crypt/Exception.php';
 
 /**
  * @category   Zend
diff --git a/tests/Zend/Crypt/Rsa/RsaTest.php b/tests/Zend/Crypt/RsaTest.php
similarity index 95%
rename from tests/Zend/Crypt/Rsa/RsaTest.php
rename to tests/Zend/Crypt/RsaTest.php
index 3e85f0a..eea9672 100644
--- a/tests/Zend/Crypt/Rsa/RsaTest.php
+++ b/tests/Zend/Crypt/RsaTest.php
@@ -20,8 +20,6 @@
  * @version    $Id$
  */
 
-require_once 'Zend/Crypt/Rsa.php';
-
 
 /**
  * @category   Zend
@@ -43,7 +41,7 @@ public function setUp()
         if (!extension_loaded('openssl')) {
             $this->markTestSkipped('Zend_Crypt_Rsa requires openssl extension to be loaded.');
         }
-        
+
         $this->_testPemString = <<<RSAKEY
 -----BEGIN RSA PRIVATE KEY-----
 MIIBOgIBAAJBANDiE2+Xi/WnO+s120NiiJhNyIButVu6zxqlVzz0wy2j4kQVUC4Z
@@ -86,9 +84,9 @@ public function setUp()
 
 CERT;
 
-        $this->_testPemPath = dirname(__FILE__) . '/_files/test.pem';
+        $this->_testPemPath = dirname(__FILE__) . '/Rsa/_files/test.pem';
 
-        $this->_testCertificatePath = dirname(__FILE__) . '/_files/test.cert';
+        $this->_testCertificatePath = dirname(__FILE__) . '/Rsa/_files/test.cert';
     }
 
     public function testConstructorSetsPemString()
@@ -317,14 +315,14 @@ public function testKeyGenerationCreatesPassphrasedPrivateKey()
             'passPhrase' => '0987654321'
         );
         $keys = $rsa->generateKeys($config);
-        try {
-            $rsa = new Zend_Crypt_Rsa(array(
-                'passPhrase'=>'1234567890',
-                'pemString'=>$keys->privateKey->toString()
-            ));
-            $this->fail('Expected exception not thrown');
-        } catch (Zend_Crypt_Exception $e) {
-        }
+
+        $this->expectException(\Zend_Crypt_Exception::class);
+        $this->expectExceptionMessage('Unable to load public key');
+
+        $rsa = new Zend_Crypt_Rsa(array(
+            'passPhrase'=>'1234567890',
+            'pemString'=>$keys->privateKey->toString()
+        ));
     }
 
     public function testConstructorLoadsPassphrasedKeys()
@@ -335,7 +333,7 @@ public function testConstructorLoadsPassphrasedKeys()
         if (!$test) {
             $this->markTestSkipped('Cannot generate a private key with openssl_pkey_new()');
         }
-        
+
         $config = array(
             'privateKeyBits' => 512,
             'passPhrase' => '0987654321'
@@ -346,6 +344,8 @@ public function testConstructorLoadsPassphrasedKeys()
                 'passPhrase'=>'0987654321',
                 'pemString'=>$keys->privateKey->toString()
             ));
+            // Confirming that an exception isn't thrown
+            $this->assertTrue(true);
         } catch (Zend_Crypt_Exception $e) {
             $this->fail('Passphrase loading failed of a private key');
         }
@@ -358,6 +358,9 @@ public function testLoadsPublicKeyFromPEMWithoutPrivateKeyAndThrowsNoException()
     {
         $rsa = new Zend_Crypt_Rsa;
         $rsa->setPemString($this->_testPemStringPublic);
+
+        // Confirming that an exception isn't thrown
+        $this->assertTrue(true);
     }
 
 }