RSA encryption in Javascript and decryption in C#.

Question

Please Provide me code of RSA encryption in Javascript and decryption in C#.

Laxmidhar Sahoo · Answer

"text/javascript" >       $( function  () {               //Change the key size value for new keys            $( ".change-key-size" ).each( function  (index, value) {                var  el = $(value);                var  keySize = el.attr( 'data-value' );               el.click( function  (e) {                    var  button = $( '#key-size' );                   button.attr( 'data-value' , keySize);                   button.html(keySize +  ' bit  ' );                   e.preventDefault();               });           });               // Execute when they click the button.            $( '#execute' ).click( function  () {                   // Create the encryption object.                 var  crypt =  new  JSEncrypt();                   // Set the private.                crypt.setPrivateKey($( '#privkey' ).val());                //return;                 // If no public key is set then set it here...                 var  pubkey = $( '#pubkey' ).val();                if  (!pubkey) {                   $( '#pubkey' ).val(crypt.getPublicKey());               }                   // Get the input and crypted values.                 var  input = $( '#input' ).val();                var  crypted = $( '#crypted' ).val();                   // Alternate the values.                 if  (input) {                   $( '#crypted' ).val(crypt.encrypt(input));                   $( '#input' ).val( '' );               }                else   if  (crypted) {                    var  decrypted = crypt.decrypt(crypted);                    if  (!decrypted)                       decrypted =  'This is a test!' ;                   $( '#input' ).val(decrypted);                   $( '#crypted' ).val( '' );               }           });               var  generateKeys =  function  () {                var  sKeySize = $( '#key-size' ).attr( 'data-value' );                var  keySize = parseInt(sKeySize);                var  crypt =  new  JSEncrypt({ default_key_size: keySize });                var  async = $( '#async-ck' ).is( ':checked' );                var  dt =  new  Date();                var  time = -(dt.getTime());                if  (async) {                   $( '#time-report' ).text( '.' );                    var  load = setInterval( function  () {                        var  text = $( '#time-report' ).text();                       $( '#time-report' ).text(text +  '.' );                   }, 500);                   crypt.getKey( function  () {                       clearInterval(load);                       dt =  new  Date();                       time += (dt.getTime());                       $( '#time-report' ).text( 'Generated in '  + time +  ' ms' );                       $( '#privkey' ).val(crypt.getPrivateKey());                       $( '#pubkey' ).val(crypt.getPublicKey());                   });                    return ;               }               crypt.getKey();               dt =  new  Date();               time += (dt.getTime());               $( '#time-report' ).text( 'Generated in '  + time +  ' ms' );               $( '#privkey' ).val(crypt.getPrivateKey());               $( '#pubkey' ).val(crypt.getPublicKey());           };               // If they wish to generate new keys.            $( '#generate' ).click(generateKeys);           generateKeys();       });

Aashish Jain · Answer

Could you please share js code for my email id m.aashishjain@gmail.com   Thanks, Aashish Jain

Madan Shekar · Answer

please go through this link
https://blog.dotnetframework.org/2018/06/26/asymetric-encryption-in-c-and-javascript/