From eddc339da1297d9aa636b3b746ab0610e31b6b64 Mon Sep 17 00:00:00 2001
From: "Jordan Chatha (chathaj)" <chathaj@coventry.ac.uk>
Date: Fri, 15 Nov 2024 18:42:21 +0000
Subject: [PATCH] Add files via upload

---
 Bruteforce.py     | 77 +++++++++++++++++++++++++++++++++++++++++++++++
 sha256_hashes.csv |  0
 2 files changed, 77 insertions(+)
 create mode 100644 Bruteforce.py
 create mode 100644 sha256_hashes.csv

diff --git a/Bruteforce.py b/Bruteforce.py
new file mode 100644
index 0000000..5865a63
--- /dev/null
+++ b/Bruteforce.py
@@ -0,0 +1,77 @@
+import itertools  # (Educative, n.d.)
+
+def generate_pass_attempts(minimum_length, maximum_length, characters):
+    for length in range(minimum_length, maximum_length + 1):
+        for combination in itertools.product(characters, repeat=length):
+            pass_attempt = "".join(combination)
+            yield pass_attempt
+
+# This will ask for the amount of hashes that the user wants to enter
+def hash_user():
+    hash_num = int(input("Enter the number of hashes you would like to enter: "))
+
+    # This line starts an list that is empty in order to store passwords and the hashes
+    hashes = []
+
+    # This line will collect the hashes from the user
+    for x in range(hash_num):
+        value_hash = input("Please enter the value of hash {}: ".format(x + 1))
+        password = input("Please enter the corresponding password: ")
+        hashes.append((value_hash, password))
+
+    # This reads the hashes and the corresponding passwords from the csv file
+    # Also changes the file path and indices for the columns correctly
+    import csv    # (Python, 2023)
+    csv_file = "sha256_hashes.csv"
+    with open(csv_file, "r") as file:
+        reader = csv.reader(file)
+        for row in reader:
+            value_hash = row[0]
+            password = row[1]
+            hashes.append((value_hash, password))
+
+    # This part is the brute force to crack the hashes
+    characters = "abcdefjhijklmnopqrstuvwxyzABCDEFJHIJKLMNOPQRSTUVWXYZ0123456789!@#$%^&*_+=~':;,.()_/£¬`€"
+    maximum_length = 6
+    minimum_length = 1
+
+    maximum_attempts = 100000000000
+
+    # This part gives me the time taken in order for the process to finish
+    import time      # (Create a Timer in Python: Elapsed Time, Decorators, and More – LearnDataSci, n.d.)
+    start_time = time.time()
+    end_time = start_time
+
+    for value_hash, password in hashes:
+        cracked_value = None
+        attempts = 0
+
+        pass_attempts = generate_pass_attempts(minimum_length, maximum_length, characters)
+
+        for pass_attempt in pass_attempts:
+            attempts += 1
+
+            # Uses SHA256 in order to hash the password
+            import hashlib    # (Hashlib — Secure Hashes and Message Digests, n.d.)
+            hashed_password = hashlib.sha256(pass_attempt.encode()).hexdigest()
+
+            # This section compares the targeted hash with the one that has been generated
+            if hashed_password == value_hash:
+                cracked_value = pass_attempt
+                break
+
+        if attempts >= maximum_attempts or time.time() >= end_time:
+            break 
+
+        # This part tells the user if the brute force was successful or not, by printing out a message to let the user know if they were successful or unsuccessful
+        if cracked_value:
+            print("Hash Value:", value_hash, "Password:", password, "Cracked Value:", cracked_value)
+        else:
+            print("Hash:", value_hash, "Password:", password, "The cracking failed using the maximum attempts given")
+
+    # This prints a message to tell the user the amount of time taken in seconds for the code to finish
+    elapsed_time = time.time() - start_time  # (Create a Timer in Python: Elapsed Time, Decorators, and More – LearnDataSci, n.d.)
+    print("The amount of time taken:", elapsed_time, "Seconds")
+
+# This calls for the hash_user function in order to start the program
+hash_user()
diff --git a/sha256_hashes.csv b/sha256_hashes.csv
new file mode 100644
index 0000000..e69de29