diff --git a/.gitignore b/.gitignore
index d58231e..c01bfe3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,60 @@
-# Makefile artifacts
-*.o
-*.so
-cache-opencl.*
-bin
+# See http://help.github.com/ignore-files/ for more about ignoring files.
+
+# compiled output
+/dist
+/tmp
+/out-tsc
+/release
+
+# Only exists if Bazel was run
+/bazel-out
+
+# dependencies
+/node_modules
+
+# profiling files
+chrome-profiler-events.json
+speed-measure-plugin.json
+
+# IDEs and editors
+/.idea
+.project
+.classpath
+.c9/
+*.launch
+.settings/
+*.sublime-workspace
+
+# IDE - VSCode
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+.history/*
+
+# misc
+/.sass-cache
+/connect.lock
+/coverage
+/libpeerconnection.log
+npm-debug.log
+yarn-error.log
+testem.log
+/typings
+.firebase
+
+# System Files
+.DS_Store
+Thumbs.db
+
+# misc
+output.txt
+Dispatcher.o
+Mode.o
+SpeedSample.o
+cache-opencl**
+precomp.o
+profanity.o
+profanity.x64
+.env
diff --git a/README.md b/README.md
index 1809878..3f87ded 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,8 @@
+This software have vulnerability. Do not use!
+
+https://cointelegraph.com/news/profanity-tool-vulnerability-drains-3-3m-despite-1inch-warning
+
+
 # profanity
 Profanity is a high performance (probably the fastest!) vanity address generator for Ethereum. Create cool customized addresses that you never realized you needed! Recieve Ether in style! Wow!
 
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..d03ef91
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,474 @@
+{
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+      "dev": true
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+}
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..ed951a1
--- /dev/null
+++ b/package.json
@@ -0,0 +1,24 @@
+{
+  "name": "profanity",
+  "version": "1.0.0",
+  "description": "Profanity is a high performance (probably the fastest!) vanity address generator for Ethereum. Create cool customized addresses that you never realized you needed! Recieve Ether in style! Wow!",
+  "main": "run.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/gkucmierz/profanity.git"
+  },
+  "author": "",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/gkucmierz/profanity/issues"
+  },
+  "homepage": "https://github.com/gkucmierz/profanity#readme",
+  "devDependencies": {
+    "beepbeep": "^1.3.0",
+    "dotenv": "^8.2.0",
+    "ethereum-checksum-address": "0.0.6"
+  }
+}
diff --git a/run.js b/run.js
new file mode 100644
index 0000000..b6c65c6
--- /dev/null
+++ b/run.js
@@ -0,0 +1,50 @@
+
+const PARSED = require('dotenv').config().parsed;
+const {
+  PHRASE
+} = PARSED;
+const CONTRACT = PARSED.CONTRACT === 'true';
+
+const CMD = `./profanity.x64 ${CONTRACT ? '--contract' : ''} --skip 1 --matching ${PHRASE} -I 200 -i 255`;
+console.log(CMD);
+
+const exec = require('child_process').exec;
+const fs = require('fs');
+
+const loop = () => {
+  exec('rm cache-opencl**');
+  const proc = exec(CMD);
+
+  const { toChecksumAddress } = require('ethereum-checksum-address');
+  const beep = require('beepbeep');
+
+  const check = (priv, addr) => {
+    const checksum = toChecksumAddress(addr);
+    console.log(`checksum: ${checksum}`);
+    if (addr.indexOf(PHRASE.toLowerCase()) !== -1) {
+      const some = [PHRASE, PHRASE.toLowerCase(), PHRASE.toUpperCase()].some(s => checksum.indexOf(s) !== -1);
+      if (some) {
+        const type = CONTRACT ? 'contract' : 'address';
+        fs.appendFileSync('output.txt', [checksum, priv, type].join('\t') + '\n');
+        beep();
+      }
+      beep();
+      console.log('restart');
+      proc.kill();
+      setTimeout(loop, 1);
+    }
+  };
+
+  const match = str => {
+    console.log(str);
+    const m = (CONTRACT ?
+      str.match(/Private: (0x[a-f0-9]+) Contract: (0x[a-f0-9]+)/) :
+      str.match(/Private: (0x[a-f0-9]+) Address: (0x[a-f0-9]+)/)
+    );
+    if (m) check(m[1], m[2]);
+  };
+
+  proc.stdout.on('data', data => match(data + ''));
+}
+
+loop();