Cryptography

Cryptography Free App

Rated 4.64/5 (795) —  Free Android application by Nitramite

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About Cryptography

Cryptography is a cipher, hashing, encoding and learning tool for all ages. My goal is to make this app a number one cryptography tool around Google Play. I do this alone as a hobby like my other apps too, so progress could be slow. Try out and see more!

★ Rate, give feedback and tell me what ciphers you want to see on future releases ★
Giving a one star rating without reason or contact is stupid!

Ciphers
• Scytale cipher.
• Atbash cipher.
• Caesar cipher.
• Rot 1 - 25 cipher.
• Affine cipher.
• Rail Fence cipher.
• Keyword cipher.
• Beaufort cipher.
• Templar Cipher with image send feature.
• Porta cipher.
• Vigenere cipher.
• Gronsfeld cipher.
• Autokey cipher.
• Bacon Cipher.
• Chaocipher.
• Playfair cipher.
• Two-Square cipher (currently encrypt).
• Tri-Square cipher (currently encrypt).
• Four-Square cipher (currently encrypt).
• BIFID cipher.
• Hill Cipher with editable Matrix.
• Visual Cryptography.
• Enigma cipher with saveable settings.
• RSA cipher with custom keys
• Blowfish cipher
• Twofish cipher (next gen Blowfish)
• Threefish cipher
• Rijndael (AES) cipher
• SCrypt (Password-based key derivation function, in progress)
• Elliptic Curve Diffie-helleman AES, similar to Curve25519
• ChaCha cipher (Salsa20)
• Cast5 cipher.
• Cast6 cipher.
• Shacal2 cipher.
• Shamir's Secret Sharing (SSS) algorithm.

Hashes
• Whirlpool 0 / 1 / W (hashing)
• HMAC - SHA1 / SHA256 / SHA512 (advanced hashing)
• Adler32 (hashing)
• CRC - 8 / 16 / 24 / 64 (hashing)
• ELF-32 (hashing)
• FCS-16 (hashing)
• HAS-160 (hashing)
• MD-2/4/5 (hashing)
• RIPEMD - 128 / 160 / 256 / 320 (hashing)
• SHA - 0 / 1 / 224 / 256 / 384 / 512 (hashing)
• Tiger - T / T2 / 128 / 160 (hashing)
• Sum - 8 / 16 (hashing)
• Xor8 (hashing)
• GOST (hashing)
• BCrypt (hashing)
• PBKDF2 (hashing) with java|php example.
• SipHash hashing algorithm.
• Skein hash.
• Keccak hash.

Encodings
• Base64 encoder/cipher.
• Morse code encoder with sound playback. Sound may be annoying.
• Braille encoder.
• Semaphore encoder.
• Tap Code encoder.
• ASL (American Sign Language) encoder.
• Pigpen encoder.
• Betamaze encoder.

Tools
• Crypto Messenger End-to-End encrypted messaging. (My new app related to this).
• User Puzzles.
• Checksum tool for text and files.
• Custom Hmac SHA 1/256 + SHA256 password authentication digest creator tool. (java|php examples)
• File Encryption Tool. Read tutorial from links which are included in explanation view or in tool question mark.
• Hash Cracker for MD5 and SHA1 hashes (work in progress).
• Password Strength checker tool.
• Frequency Analysis.
• ASCII table (8-bit/255) with search function.
• Binary, Hexadecimal, Decimal and Octal table with search function.
• Text <-> Binary converter.
• Decimal <-> Binary converter.
• Hexadecimal <-> Binary converter.
• Integer(number) <-> Binary converter.
• Pseudo Random Number Generator (PRNG) with explanation.
• AFSK (Audio Frequency-shift keying) generator. Receiver comes in future releases.
• Steganography, encrypt decrypt tool in build.
• ASCII Font Art tool.
- Includes link to very good online SHA1 cracker.

Others
• Kryptos sculpture.
• Voynich manuscript.
• Dorabella's letter.
• Beale ciphers.
• Ricky Mc Cormick documents.
• Zodiacs cryptograms.

Messaging
• Experimental messaging feature using RSA with custom keys and asymmetric exchange system.
- I don't collect personal information and this app is not sending private key's anywhere. I'm describing this part on link below. Please read it.
• Read how it works and where data goes, from here: http://www.nitramite.com/messaging-guide.html

Ad free purchase
• Can be found from right corner menu.
• Press 'Continue' to make payment.
• In case of app removal, device change or other case, use 'Restore' button to restore purchase.

I ran out of description field limit, rest of it is here: http://www.nitramite.com/cryptography-description.html

How to Download / Install

Download and install Cryptography version 1.3.3 on your Android device!
Downloaded 100,000+ times, content rating: Everyone
Android package: com.nitramite.cryptography, download Cryptography.apk

All Application Badges

Free
downl.
Android
4.1+
For everyone
Android app

App History & Updates

What's Changed
➤ Threefish cipher.
➤ Shacal2 cipher.
➤ Shamir's Secret Sharing algorithm.
➤ Skein hash.
➤ Keccak hash.
Version update Cryptography was updated to version 1.3.3
More downloads  Cryptography reached 100 000 - 500 000 downloads

What are users saying about Cryptography

P70%
by P####:

great i got it how find that.you deserve 5 star

Y70%
by Y####:

Soo cool I bet you didt read this :) it is a good app btw

Z70%
by Z####:

Really good information for beginners to understand basics of cryptography. Keep it updated.

Y70%
by Y####:

Really enjoyed the app. Great fun

I70%
by I####:

Which CRC 32 was in hex but all good

Y70%
by Y####:

Pretty much just addware

T70%
by T####:

Good one

Y70%
by Y####:

Amazing app

A70%
by A####:

This is some real cool stuff

Z70%
by Z####:

If encrypt a sentence into a code and my friend sent me another code how to break code keep a special opinion for that and it Shud combine a breaking code without selecting specific types of codes please improve it than this decrpto is good and this is disappointed me :////

Y70%
by Y####:

Awesome Its the most Intresting app ever I believe a little bit of animation and graphics would make it impressive

Y70%
by Y####:

A good idea to learn ciphers and decryption and also a good app for Encode/Decode, Handy and useful

O70%
by O####:

Can you add some "Copy To Clipboard"some feature like that so I can copy what I encrypt.

Y70%
by Y####:

A unique App onto the market.

Y70%
by Y####:

Best cryptography app for Android devices !

Y70%
by Y####:

Very cool app i like cryptography.

Y70%
by Y####:

the best cryptography book ever

Y70%
by Y####:

Very useful

Y70%
by Y####:

Just love it

Y70%
by Y####:

Terrific app - Martin has put much work into this. My particular interest is in John Byrne's 'Chaocipher' which I understand still has not been 'broken' - this is the best software implementation I have found. Wish list; Ability to change position of 'nadir' before a session - also to be able change position of one wheel relative to the other after each character entry - by a fixed amount or to a pattern. (erittäin hyvä entropia?)

O70%
by O####:

Amazing app, there's an incredible amount of effort put into it! I've got a couple suggestions, too. Argon2, the recent (2015) winner of the Password Hashing Competition, would be a nice KDF to have. Also as someone who works with webservers a ton, it would be very helpful to have something about SSL/TLS, maybe with lists of the different cipher suites available and which are vulnerable, etc. Thanks!

Y70%
by Y####:

Awesome app I love ciphers, but steganography doesn't seem to work Edit: yeah it works now thanks for that

Y70%
by Y####:

Best I have used so far

Y70%
by Y####:

wicked awesome ..... unlike any other

Y70%
by Y####:

The adds ruin it

Y70%
by Y####:

GREAT collection of information and tools! VERY impressed!

I70%
by I####:

Thank you for this

U70%
by U####:

Awesome app

E70%
by E####:

I have recently tested several apps similar to this one and none of then came close in terms of utilities or content. Cryptography should be on the front page of the Playstore for anyone that searches for cryptography related apps. Great job developer and I am eager to test out some of your other apps.

Y70%
by Y####:

This is cool application I like how the sistem works I really want to learn the cryptography and now I can easily learn it from here thanks Nitramite!!.

Y70%
by Y####:

Can't load images in steganography to be able to choose. Other than that it's an awesome learning tool!

J70%
by J####:

Thanks very much for the app, so convenient! It slingshot my understanding to cryptography, if youre so be kind, update greater!!!

Y70%
by Y####:

I love this app

Y70%
by Y####:

This is awesome!!!

V70%
by V####:

Wow

X70%
by X####:

TBH I haven't really used this app yet. I've opened it a few times, but b/c my interest in crypto has just started I'm not sure what I'll get out of it. _*I* just don't know where to begin._ *So why 4 stars?* _B/c of the dev's responses to both good & poor reviews. B/c when someone complains about ads, he not only pointed him the direction of the paid app, he also offered to see if they could work something out._ *CLASS ACT!!!*

U70%
by U####:

This was so amazing!!! Now it's easier for me to study cryptography rather than to search the types of codes one by one... UIBOLT B MPU!!

Y70%
by Y####:

I like the app as it not only shows the crypto system in action, but explains the theory that lies under it.

Y70%
by Y####:

A great app , truely a grand app with a lot of ciphers and a lot of functionality!

Y70%
by Y####:

You rock dude ... you just got interested in this topic ... I will try to pursue it more


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Rating Distribution

RATING
4.65
795 users

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