Most voted "rsa" questions
RSA is a data encryption algorithm
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8
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answers581
viewsHow does the RSA encryption algorithm work?
I wanted to understand how the algorithm works RSA, step by step, for a better understanding and so that I can use it properly.
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6
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answer186
viewsHow to verify sender using RSA algorithm
I had a doubt in the passing of my researches that I could not solve. Let’s see a form of end-to-end that uses RSA, Alice needs an hour to send her public key to Bob and vice versa to communicate,…
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5
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answer830
viewsKEK (Key Encryption Key) what it is and how to use it correctly
I was reading "Cryptography and Security: The official RSA guide" but I was limited to a few pages (if anyone has the PDF please share!!) and then I came across KEK and could not read more.. What it…
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3
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answer133
viewsRSA, Sslstream - Key Exchange
Good people, I am using Sslstream to communicate between a client and server, using OPENSSL. And this client of mine, is a machine (Digi), which as a requirement has to use RSA encryption. Then I…
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3
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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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3
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answers60
viewsEncrypt and Decrypt in RSA Public_key MOD
I’m trying to encrypt strings in RSA , but did not succeed. I tried this way (with the lib phpseclib): $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, '...'); curl_setopt($ch,…
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2
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answer652
viewsRsacryptoserviceprovider - Decrypt
Using RSA encryption, I pass the encrypted data from client to the server decrypt. When trying to decrypt, it returns an exception CryptographicException with the message: Specified invalid flags. I…
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2
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answer1526
viewsHow to validate a signature with a private key?
I receive an HTTP request that comes in the HEADER a signature (SHA1). I own, stored in a String, a private key. I need to generate the signature between the BODY of the HTTP request and my key and…
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1
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answers228
viewsUsing asymmetric encryption between Xamarin PCL Client and Web Api
I have a problem creating an asymmetric encryption between my client App using Xamarin Forms (PCL) and the server (Web Api). I did it using symmetry and they asked me to modify it. I already do…
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1
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answers109
viewsConvert Publish JAVA key encryption to C#
I need to send a hash encrypted in c# but the API so me this possibility in java, has how to follow this logic and apply in C# ? try { try { cipher = Cipher.getInstance("RSA/None/PKCS1Padding",…
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1
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answers264
viewsSHA256 standard eSocial vs. Framework . Net subscription 4.6
Good morning, everyone, I have an application developed in C#, installed in several clients. I developed the code snippet below for SHA256 signature and works perfectly in the most modern . NET…
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1
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answer273
viewsProblem when trying to encrypt and decrypt using RSA
Hello, I’m making a program that encrypts a user-generated file and then decrypts the encrypted file showing the original message. Nor the RSA implementation code of Bouncing Castle but saving the…
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1
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answers52
viewsWork with heavy / time consuming functions in React (Node.JS)
I have an React project where when the user opens a page, the app starts creating a 2048 RSA key pair. How do I ensure that the page does not "lock", IE, it is in the background and when the key is…
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0
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answer98
viewsRsacryptoserviceprovider, Sslstream(Openssl) - Encrypt, Decrypt
After server authentication from the certificate generated with openssl. sslStream.AuthenticateAsClient(serverName); Client data encryption is done as follows: string messsage =…
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answers90
viewsC - Openssl (d2i_RSA_PUBKEY, d2i_RSAPrivateKey and d2i_RSAPublicKey)
I created a private RSA key via the following command: openssl genrsa -out keypair.pem 2048 I need these keys to be stored in DER format (PKCS#1). Thus, I converted this private key, which is in PEM…
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answers373
viewsHow to generate a RSA key pair in Windows 10?
I’m trying to use jwt, more specifically the jwt to go, but I need to generate a key pair (a public and a private) RSA, I tried to generate by puttygen but Dã error Key must be PEM encoded PKCS1 or…
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answer78
viewsI can’t clone project in Gitlab
I’m having trouble trying to clone projects in Gitlab, I have two accounts in Gitlab where I ended up generating an SSH Key for one and the RSA for another, so I can update which account is…
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answer303
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answers58
viewsProblem with RSA, python
guys, I’m trying to make a project based on: https://github.com/GoogleCloudPlatform/iot-core-micropython The problem starts when I get to the decode_rsa.py, in my cmd, I have it:…
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answer44
viewsPHP JWT (JSON Web Token) with library-free RSA SSL signature
Does anyone know any PHP solution for using JWT (JSON Web Token) with RSA SSL subscription without using any library? I tried both to find solutions without library or using Composer. But I couldn’t…