How to crack hashed key of HMAC SHA256?
I would like to find the key in this javascript code:
if (CryptoJS.HmacSHA256(plaintext, CryptoJS.SHA256(key)).toString() === r) { … }
How to crack it by John the Ripper or Hashcat.
Category Archives: John the Ripper
John the ripper(kali linux) cant load hashes
I am trying to crack a md5 hash using a word list with john the ripper i used the following command:
john –format=raw-md5 –wordlist=/usr/share/wordlists/rockyou.txt.gz /root/md5.txt
And i always get the following error:
**Using defa… Continue reading John the ripper(kali linux) cant load hashes
JohnTheRipper Advanced Mask
I have problem to construct advanced mask to crack hash of 7zip file.
The password have 16 chars where are all lower, upper, decimal and !@#$%-_=+:
Main information is that any char can’t duplicate and I want to know how add… Continue reading JohnTheRipper Advanced Mask
How to use hashcat to crack a password made with openssl-passwd?
I want use hashcat or John the Ripper to crack the hash of a password.
I know the password was created using the following command:
openssl passwd -crypt -salt tl ********
The asterisks, of course, are placeholders for the… Continue reading How to use hashcat to crack a password made with openssl-passwd?
Trying to customize john rules, require at least one symbol in passwords
I”m trying to crack passwords that contains at least one symbol, e.g
qwe@123
I’m reading through the cheat sheet here, didn’t find anything relevant, does anyone know?
Continue reading Trying to customize john rules, require at least one symbol in passwords
John stdout to Hydra
I’m trying to use a John ruleset which seems to take up more space than I have available. Is there a way to pipe John into Hydra?
Using John the Ripper with custom encryption function
I have a working script done with python to do dictionary attack on a few hashes
import hashlib
def main():
print(“Starting…”)
users = []
with open(‘users.txt’) as f:
for line in f:
spl… Continue reading Using John the Ripper with custom encryption function
XVWA PBKDF2 with sha256 and 1000 iteration
In XVWA (Xtreme Vulnerable Web Application) I presented with an PBKDF2 with sha256 and 1000 iteration as such:
<?php
function create_hash($password)
{
// format: algorithm:iterations:salt:hash
$salt = base64_en… Continue reading XVWA PBKDF2 with sha256 and 1000 iteration
john the ripper – crack passphrase ssh
i have ssh private key and i transform it with ssh2john.
Then i do crack with john –wordilist=/usr/share/wordlists/rockyou.txt file.txt but the tool return me No password hashes loaded (see FAQ)
The output of ssh2john (and … Continue reading john the ripper – crack passphrase ssh
How to make John the Ripper output example hashes for a given hash type?
Is it possible to make John the Ripper output example hashes for a given hash type given by the –format= option?
This is possible using Hashcat, but currently I look in John the Ripper’s source code for example hashes, whic… Continue reading How to make John the Ripper output example hashes for a given hash type?