Node.js

Extract PKCS7 from MIME and Decrypt

See more MIME Examples

Extracts the base64-encoded PKCS7 body of a MIME message to a file, and then decrypts using Chilkat Crypt2. Node.js

NODEJS_PRELUDE

function chilkatExample() {

    var success = false;

    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    var mime = new chilkat.Mime();

    success = mime.LoadMimeFile("c:/aaworkarea/EmailInBytes.txt");
    if (success !== true) {
        console.log(mime.LastErrorText);
        return;
    }

    success = mime.SaveBody("c:/aaworkarea/smime.p7m");
    if (success !== true) {
        console.log(mime.LastErrorText);
        return;
    }

    var crypt = new chilkat.Crypt2();

    success = crypt.AddPfxSourceFile("c:/aaworkarea/my.pfx","pfxPassword");
    if (success == false) {
        console.log(crypt.LastErrorText);
        return;
    }

    // Indicate the public-key (PKCS7) encryption/decryption should be used:
    crypt.CryptAlgorithm = "pki";

    var inPath = "c:/aaworkarea/smime.p7m";
    var outPath = "c:/aaworkarea/decrypted.dat";

    success = crypt.CkDecryptFile(inPath,outPath);
    if (success == false) {
        console.log(crypt.LastErrorText);
        return;
    }

    console.log("Success.");

}

chilkatExample();