cryptography

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Encrypting the password using salt in c# [closed]

It's difficult to tell what is being asked here. This question is 开发者_JAVA百科ambiguous, vague, incomplete, overly broad, or rhetorical andcannot be reasonably answered in its current form.[详细]

2023-04-01 16:45 分类：问答
How to securely generate an IV for AES CBC Encryption?

I work on some crypto stuff. I use AES 256 with CBC mode I use OPENSSL I am aware of the following things (source = wikipedia):[详细]

2023-04-01 06:41 分类：问答
Implementing node-locked license: public fields with signature versus complete encryption

Background I need to implement a simple node-locked licensing mechanism (i.e. the license needs to be valid only for a specific physical computer).[详细]

2023-04-01 05:35 分类：问答
Generate a random code that can be validated later

I need to generate a verification code and send it to a customer, so that the开发者_JAVA技巧 customer can then provide the code later and I validate it. I want to be able to do this without storing th[详细]

2023-04-01 00:50 分类：问答
PyCrypto: How much random data is considered secure?

I\'m using the RSA implementation in PyCrypto. With regard to the encrypt(self, plaintext, K) method K is a parameter of random data. I want to know how much random data needs to be passed in order fo[详细]

2023-03-31 18:24 分类：问答
AES256 Network Traffic - How does padding affect size?

I am sending binary data over an AES256 (CBC) encrypted connection that is compressed before it is encrypted. I am using OpenSSL for AES cipher.[详细]

2023-03-31 15:49 分类：问答
RSA encryption in iPhone using .NET generated public key?

How can i encrypt dat开发者_StackOverflow中文版a using RSA encryption in iOS?. I want to encrypt using public key that is send from .NET. is it possible?. How can i send public key from .NET webservic[详细]

2023-03-31 13:23 分类：问答
Encrypting data with ruby decrypting with node

I want to encrypt some data in a ruby app and then decode it in a nodejs app. I have been trying to get this to work and now I am just trying to encrypt the same piece of data in both languages to get[详细]

2023-03-31 06:08 分类：问答
Compute AES128 CMAC with openssl as command line

I\'am looking for a tool that can comp开发者_如何学Cute a AES128 CMAC as a command line. Openssl does not seem to offer this feature with the command line. Did I miss something, or do you know a comma[详细]

2023-03-31 04:59 分类：问答
Getting RSA private key from PEM BASE64 Encoded private key file

I have a private key file (PEM BASE64 encoded). I want to use it else where to decrypt some other data. Below is the java class snippet to read the private key file and decode the BASE64 encoded data[详细]

2023-03-31 00:20 分类：问答