PDF password Cracker


import PyPDF2
from itertools import product
import string
import time

def crack_pdf_bruteforce(pdf_path, max_length=4, charset=string.ascii_letters + string.digits):
    start_time = time.time()
    
    with open(pdf_path, 'rb') as f:
        pdf_reader = PyPDF2.PdfReader(f)
        if not pdf_reader.is_encrypted:
            print("📄 PDF is not password protected.")
            return

        total_attempts = 0
        for length in range(1, max_length + 1):
            print(f"\n🔍 Trying passwords of length {length}...")
            for pwd_tuple in product(charset, repeat=length):
                password = ''.join(pwd_tuple)
                print(f"🔐 Trying password: {password}", end='\r')  # Overwrites the line for cleaner output
                total_attempts += 1
                try:
                    if pdf_reader.decrypt(password) == 1:
                        print(f"\n✅ Password found: {password}")
                        print(f"🔢 Total attempts: {total_attempts}")
                        print(f"⏱️ Time taken: {time.time() - start_time:.2f} seconds")
                        return
                except Exception:
                    pass

        print("\n❌ Password not found.")
        print(f"🔢 Total attempts: {total_attempts}")
        print(f"⏱️ Time taken: {time.time() - start_time:.2f} seconds")

if __name__ == "__main__":
    pdf_file = input("Enter path to encrypted PDF: ").strip().strip('"').strip("'")
    crack_pdf_bruteforce(pdf_file, max_length=4)



🔍 Trying passwords of length 1...
🔐 Trying password: 9
🔍 Trying passwords of length 2...
🔐 Trying password: 99
🔍 Trying passwords of length 3...