Also store hash

This commit is contained in:
shinigami-eyes 2021-07-10 10:17:30 +00:00
parent dc41c92f6b
commit 378d080cef

View File

@ -564,6 +564,7 @@ function objectToBytes(obj: any) {
interface AsymmetricallyEncryptedData {
symmetricKey: JsonWebKey;
sha256: string;
}
async function encryptSubmission(plainObj: any): Promise<CipherSubmission> {
@ -583,10 +584,14 @@ async function encryptSubmission(plainObj: any): Promise<CipherSubmission> {
const iv = window.crypto.getRandomValues(new Uint8Array(16));
const plainData = objectToBytes(plainObj);
const symmetricallyEncryptedData = await crypto.subtle.encrypt({
name: "AES-CBC",
iv
}, symmetricKey, objectToBytes(plainObj));
}, symmetricKey, plainData);
const plainHash = await crypto.subtle.digest('SHA-256', plainData);
const asymmetricallyEncryptedSymmetricKey = await crypto.subtle.encrypt(
{
@ -594,7 +599,8 @@ async function encryptSubmission(plainObj: any): Promise<CipherSubmission> {
},
publicEncryptionKey,
objectToBytes(<AsymmetricallyEncryptedData>{
symmetricKey: await crypto.subtle.exportKey('jwk', symmetricKey)
symmetricKey: await crypto.subtle.exportKey('jwk', symmetricKey),
sha256: bufferToBase64(plainHash)
})
);
return {