Merge pull request #188 from ShravanBhat/hashing

Hash a given message using variety of algorithms

Author: AdityaJ7

Scripts/Miscellaneous/Hash_a_given_message/README.md

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+# Script Title
+<!--Remove the below lines and add yours -->
+Secure messages with hashing
+
+### Prerequisites
+<!--Remove the below lines and add yours -->
+pip install hashlib
+
+### How to run the script
+<!--Remove the below lines and add yours -->
+python hash.py
+
+### Algorithms available
+blake2b, blake2b512, blake2s, blake2s256, md4, md5, md5-sha1, mdc2, ripemd160, sha1, sha224, sha256, sha3-224, sha3-256, sha3-384, sha3-512, sha384, sha3_224, sha3_256, sha3_384, sha3_512, sha512, sha512-224, sha512-256, shake128, shake256, shake_128, shake_256, sm3, whirlpool
+
+### Screenshot/GIF showing the sample use of the script
+<!--Remove the below lines and add yours -->
+![Alt text](screenshot.png?raw=true "Title")
+
+## *Author Name*
+<!--Remove the below lines and add yours -->
+Shravan

Scripts/Miscellaneous/Hash_a_given_message/hash.py

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+import hashlib
+
+
+def has():
+    # List available algorithms
+    print("Available algorithms are: ")
+    q = sorted(list(hashlib.algorithms_available))
+    for i in range(len(q)):
+        print('{0: <20}'.format(q[i]), end="")
+        if i % 3 == 2:
+            print()
+    # Take input of algorithm names separated by space
+    str2hash = list(input("Enter the algorithms separated by space: ").split())
+    stri = input("Enter the message: ")  # Enter the message to be encoded
+    for i in str2hash:
+        i = i.lower()
+        # check whether names provided by user is valid or not
+        if i in list(hashlib.algorithms_available):
+            result = hashlib.new(i)
+            result.update(stri.encode())
+            print("The hexadecimal equivalent of "+i+" hash is : ", end="")
+            print(result.hexdigest())
+        else:
+            print(i+" is not a valid algorithm name")
+
+
+print("------Secure messages with hash--------")
+has()
+inp = input("Do you wish to continue?[y/n]")
+while inp.lower() == 'y':
+    has()
+    inp = input("Do you wish to continue?[y/n]")
+print("Goodbye")