Created
February 24, 2013 13:08
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Javascript bruteforce password attack
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>Bruteforce!</title> | |
| </head> | |
| <body> | |
| <script> | |
| var password = '89p8zk', | |
| passwordLength = 4, | |
| alphabetLength = 36, | |
| numberOfTries = 30000, | |
| printAfter = 1000, | |
| startFrom = 500000000; | |
| count = Math.pow(passwordLength, alphabetLength); | |
| document.write('<strong>Number of required tries in worst case:</strong> ' + count + '<br>'); | |
| document.write('<strong>Print every</strong> ' + printAfter + 'th try:' + '<br><br>'); | |
| var thing = []; | |
| for (i = startFrom; i < (numberOfTries+startFrom); i++){ | |
| if (i % printAfter == 0){ | |
| thing.push("" + i.toString(alphabetLength) + " "); | |
| } | |
| if (password == i.toString(alphabetLength)){ | |
| alert('Found password on ' + i + 'th try! Here it is: ' + i.toString(alphabetLength)); | |
| } | |
| } | |
| document.write(thing.join('')); | |
| document.write('<br><br>Last is: a' + i.toString(alphabetLength)); | |
| </script> | |
| </body> | |
| </html> |
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Where do we put the URL/Username of the account I want to attack?? I'm going to make a login and create a password that Brute Force will have trouble guessing.