Questions tagged [Cryptography] (534)

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Who worked with the IAIS and CryptoPro .NET SDK?

Hello! Found: CryptoPro CSP 5.0 for Windows CryptoPro .1.0.7132.0 NET (NET-x64-rus.msi) CryptoPro .NET SDK 1.0.7132.0 (NETSDK-x64-rus.msi) I need to authorize users on the website via ESIA Write a program that receives a string like:fullname birthdate2020.01.24 08:48:17 +0100MICC01565f8ba7023-fa2b-4365-901b-e6062d4d2933 To ...
nico_Pfannerstill50 asked April 4th 20 at 13:37
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How to sign a string using cryptcp?

Hello, There is a computer running OS Ubuntu. Set CryptoPro CSP 5. I need to sign a string means CSP. Here is an example: https://ru.stackoverflow.com/questions/1050856/Фор... Namely:cryptcp -signf -dir "/tmp" -der -strict -cert -detached -thumbprint "$thumbprint" -pin "$pin" "/tmp/message" But I do not understand what to i...
general.Schultz asked April 4th 20 at 13:28
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How to sign a string for ESIA?

Hello! The challenge is to authenticate the user on the website through the ESIA. There is a certificate issued through 2012 GOST CryptoPro. InstalledCryptoPro CSP CryptoPro .NET CryptoPro .NET SDK Took the example here cpdn.cryptopro.ru/content/cpnet/html/ba76dcf8-4693... Here is the source code of this example:using Syste...
Geovanni13 asked April 4th 20 at 13:07
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How to encrypt text?

There is a program and it needed to tie the encryption. The user presses button 1, enters the password - encrypted text. The user presses the 2 button enters the password the decrypted text. In this case, the password should not be displayed in the computer's RAM and disk during decryption I thought of the RSA algorithm (th...
kristian.Barte asked April 4th 20 at 12:33
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What is a fast and reliable cryptoalgorithm?

Looking for fast and reliable cryptoalgorithm, maybe 1-2 keys.
bradford41 asked April 4th 20 at 12:30
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What are the options for signing files a digital signature of the user via the WEB UI?

Tell me the direction, the essence of the problem: to sign file with digital signature of the user in the WEB UI, I thought to use js from cryptopro. The server sends a hash of the file to the user on the client, signed using cryptopro,js and send the signature to the server. Maybe there are options signature files. In the ...
christelle.Abernathy asked April 4th 20 at 01:48
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What books about cryptography to read?

What books advise on cryptography?
julien_Hansen7 asked April 4th 20 at 01:34
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How reliable is this code?

Good day! I recently came up with a cipher. It is a hybrid between the Pairs of cipher and Caesar Cipher.Algorithm of actions: 1. Mix up the alphabet 2. Divide into two equal parts 3. Are you searching for letter of the plain text in the lists, then find the index position in the second list 4. The Caesar cipher looking f...
Peyton_Funk asked April 4th 20 at 01:01
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The literature on cryptography: from school to University?

Interested in the literature of cryptography/cyber security. Where to start, so to speak, to touch upon the basics to the level of a normal walk. I have a hierarchical structure the complexity of the books. For example start from school level and finish neverovski. I just read that there is a "sieve principle" (in short, t...
vicenta_Bay asked April 4th 20 at 00:08
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How will it affect the security of N-fold run through a polyalphabetic encryption algorithm?

Suppose there is an algorithm that uses the principle of polyalphabetic encryption. How will affect the resistance of the encrypted message run through the same algorithm encrypted message from 2 to N times?
Else.Schmitt asked April 3rd 20 at 23:55