# Cipher Riddles

A cipher is an algorithm for performing encryption or decryption. Thousands of Cryptography brain teasers or Cipher riddles to get your mind thinking.

##### Murderer on Calendar

John is found dead in his office at his desk. The police have narrowed the suspects down to three people: Mrs. Jacob, John’s wife Hena and his business partner Jason . All three visited John on the day of his murder, but all three provide the police with stories of explanation as to the reason for their visit.
Police found John with his wrist watch still on his right arm, a torn up picture of his wife laying on the floor beside the trash can, and an ink pen in his right hand. On the desk, the police found a name plate, a telephone that was off the hook, and a personal calendar turned to the July 5th page with 7B91011 written on it. After examining this evidence, the police knew their suspect. Who was it ?

Asked by Sachin on 11 Sep 2021

##### Code the Statement

If in a code language, DISTANCE is written as IDTUBECN and DOCUMENT is written as ODDVNTNE, the how will THURSDAY be coded as in the same language?

Asked by Sachin on 17 May 2021
##### Decode the Ciphers

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

Asked by Sachin on 17 May 2021

##### Decode The Riddle

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

Asked by Sachin on 17 May 2021
##### Funny Cipher Riddle

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

Asked by Sachin on 14 May 2021
##### Find the Key

With the help clues provided in the image, can you find the 5 digit key?

Asked by Sachin on 14 May 2021

##### Coding Game

Intelligence Agency need to break the vault but the problem is that they are not able to break the vault.

On the vault, a text is written as:

31 11 33 33 43 45
21 25
31 24 11 31 51 41

To Break the code Intelligence Agency brings a mathematician named Joseph.
Minutes later he deciphers the code.

Whats the code?

Asked by Sachin on 14 May 2021
##### Building Code

A man desired to get into his work building, however he had forgotten his code.
However, he did recollect five pieces of information
* Fifth number + Third number = 14
* The fourth number is one more than the second number.
* The first number is one less than twice the second number.
* The second number and the third number equals 10.
* The sum of all five numbers is 30.

What is the code ?

Asked by Sachin on 14 May 2021
##### Logical Cipher Riddle

The below mentioned letters have been placed in a order using a logic.

Can you find the logic?

Asked by Sachin on 14 May 2021

##### The Secret Society

In a secret society, a buried chamber can be accessed only via a secret password. The password is seven characters long and comprises of just letters and numbers.

You find a code that can help you in cracking the password. The code says "You force heaven to be empty".

Can you deduce the password from that?

Asked by Sachin on 14 May 2021

### Amazing Facts

###### Rubik’s Cube

The inventor of the Rubik’s Cube didn’t realize he’d built a puzzle until he scrambled it the first time and tried to restore it.