cryptlib | Description from the cryptlib website | TLS library
kandi X-RAY | cryptlib Summary
kandi X-RAY | cryptlib Summary
Description from the cryptlib website [1]:. This is the unmodified source code of cryptlib version 3.4.2 with a Xcode project file added. See COPYING for license of this source.
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QUESTION
I have the following simple program :
...ANSWER
Answered 2021-May-04 at 21:20Change the line
QUESTION
I am trying to convert the logic of Crypt Lib in js I have existing android application and the API is in c sharp and I want to convert encrypt and decrypt logic.
I have tried multiple variations you can check the code: Tried code
I have a sample data which I want to decrypt and the data is:
...ANSWER
Answered 2020-Nov-15 at 08:49It looks like you need to decode your key
and text
strings properly into byte slices, not just cast them. The code below works, although I am not sure what the decoded message should look like...
QUESTION
I am trying to use CryptoPP lib in a Qt project. I first built Crytplib using Visual C++ 2019. I changed Runtime options to MDd (Multithread Debug DLL). It generated cryptlib.lib.
In Qt, I added:
...ANSWER
Answered 2020-Oct-31 at 14:36I finally solved this. It was due to the fact that I was building Crypto++ with MSVC2019 while Qt was built with MSVC2015.
QUESTION
I have a problem regarding the use of a public key to encrypt a message.
I would like to encrypt a string (let us say "test"
) with a public key RSA-4096 contained in a string.
Let us say:
-----BEGIN PUBLIC KEY-----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-----END PUBLIC KEY-----
To do so, I tried to use the CryptoPP library in C++ (https://www.cryptopp.com/wiki/Keys_and_formats), but when I try to read and decode my public key, I get the following error: BER decode error
.
Here is the full source code that I am using:
ANSWER
Answered 2020-Jan-24 at 14:49I don't see you decode the base 64 in the middle. BER is a binary format, you first have to convert to binary to read it.
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