Most voted "aes" questions
The AES (Advanced Encryption Standard ) or Advanced Encryption Standard, also known as Rijndael, is a block cipher adopted as the encryption standard by the United States government. It is expected to be used worldwide and analyzed extensively, as was its predecessor, the Data Encryption Standard (DES).
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answers51454
viewsHow does the AES encryption algorithm work?
I’d like to understand how the encryption algorithm works AES (Advanced Encryption Standard). I seek didactic answers, which make me understand the processes used by the algorithm step-by-step,…
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answers2393
viewsDivergence in encrypting and decrypting in Java and C# Aes algorithm
I have two projects in Java and another in C# where the two communicate with each other, and one of the functions and encrypt and decrypt the confidential information between them, using aes…
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answers2435
viewsWhat is end-to-end encryption? How to apply it?
According to everything I researched and with the help of @Maniero I came to the conclusion: "Cryptography end-to-end is done when only the connection points have access to the key that will decrypt…
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answer3655
viewsHow to Encrypt with AES Algorithm using 128-192-256 keys in Java
I need to do an encryption with the AES algorithm by testing the runtime according to key sizes (128-192-256), but I’m not able to find how to switch the key size to be generated by the system,…
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answer445
viewsAES and RSA encryption compatible with PHP libraries
I am starting a communication test work with a webservice, and this interaction includes the AES and RSA encryption protocols. However, the website that has the webservice (followzup) only presents…
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answer218
viewsIs AES in PHP safe?
I am intending to implement AES in an area of an intranet that is under development for the purpose that the user can store important data such as account passwords and server access passwords, in…
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answers928
viewsTypeerror: Incorrect padding
Guys I’m trying to decrypt AES, only I’m facing the following mistake: Traceback (Most recent call last): File ". /teste2.py", line 190, in main() File ". /teste2.py", line 186, in main…
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answer49
viewsMaximum memory consumption on linux bash using openssl with aes
#!/bin/sh SUM = 0 for i in {1..5} do t=$((/ usr / bin / time-f '% e' openssl enc -aes-128-ecb -K 1234567890 -in t -out g 1> /dev/null) 2> &1) SUM = `bc <<<" $ SUM + $ t "` done…
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answer73
viewsCryptographic test diverging from class execution
I made my class in java for encryption using AES. However I went to test it on this site here: http://aesencryption.net/ Java class: text: test key: abcdefghijklmno1 outworking:…
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answer89
viewsHow to encrypt multiple variables within a php file?
I’m using php to read a file to a $string, he owns some words variables that I need to find and replace with others, that is, I need to get these variables, encrypt them with AES and write again…
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answer1660
viewsC# AES encryption with MD5
I’m doing a college paper where I need to encrypt a string with AES and Md5. When I do the encryption, returns the normal result (I think), but when I go decrypt, returns the following error:…
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answer140
viewsAES JSF encryption
I have a problem with Seguinte, I have an AES encryption algorithm. When I run it by main it works, but when I run it on a jsf page and decrypt the text it returns several ???? when it contains…
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answers129
viewsAES decryption
I got a file today .txt, within it one of the columns is encrypted. I have already imported it into SQL Server 2012. The client gave me chave and told me it was encrypted AES 128 ECB How do I…
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answers85
viewsAES256 encryption with JCE
I am using AES256 encryption in a communication project and would like to know if there is any restriction on using this encryption with the Java Cryptography Extension Unlimited Strength…
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answer163
viewsPadding error encrypting AES CBC mode with Pycrypto
I have the following code working perfectly: from Crypto.Cipher import AES from Crypto.Util.Padding import pad, unpad key = b'Sixteen byte key' data = 'some text to encrypt'.encode("UTF-8") data =…
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answers90
viewsHow to create a KEY and IV for Crypto
Hi, I’m trying to make an AES-256-cbc encryption, and I’m having trouble creating a Key and an IV... I tried to use crypto.randomBytes(32) crypto.randomBytes(16) 32 to key, and 16 to IV. That way…
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answers39
viewsEncrypt fixed-size files in Arduino with AES
I know that on Arduin it is difficult to work with files, however, how can I encrypt a file of fixed size, in Kb or Mb on Arduin using Aes or other encryption algorithm? anyone has any idea??…
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answer199
viewsHiding AES decryption key in android app
How can I not only hide AES keys but also encrypt and decrypt using predefined keys/commands in a native library(Encounter.), so that I can compile and include it in my android app. That is, calling…
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answer109
viewsFalse error opening decrypted document with Python Crypto library 2.7.9
I tested the following script in Python, using Python 2.7.9, with some adaptations made by me, available at…
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answer1147
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answer95
viewsReceive data input as Python 3 literal value
Developing an encryption algorithm, at some point the user will insert the message to be decrypted. The message will be inserted in bytes, in the format…
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answers23
viewsAES in CTR mode
I’m developing AES in CTR mode for my work, but I’m not getting it to return the right result, both at Encrypt and at Decrypt,. Follow the code: class AESCipher(object): def __init__(self, key): def…
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answers37
viewsHow to encrypt String in C# and decrypt in Java
I am working on an embedded system where messages are encrypted with C# and need to be decrypted in a system made in Java. Code in C#: public static string Encrypt(string input) { byte[]…