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aes.js: add warnings for excessive PBKDF2 iterations

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dogeystamp 2023-01-04 15:44:04 -05:00
parent 2d6e1e0ec8
commit 49a775087a
Signed by: dogeystamp
GPG Key ID: 7225FE3592EFFA38
1 changed files with 5 additions and 0 deletions
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scripts/aes.js
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@ -116,6 +116,9 @@ encButton.handle.addEventListener("click", async function() {
let pbkdf2Iters = encPbkdf2Iters.value;
if (pbkdf2Iters === undefined) return;
if (pbkdf2Iters > 1000000) {
encPbkdf2Iters.alertBox("alert-info", `PBKDF2 is using ${pbkdf2Iters} iterations: this might take a long time...`);
}
if (encManualKey.value) {
key = await window.crypto.subtle.importKey(
@ -178,6 +181,8 @@ decButton.handle.addEventListener("click", async function() {
pbkdf2Iters = msgEncoded.pbkdf2Iters;
if (pbkdf2Iters < 1 || pbkdf2Iters%1 !== 0) {
decMsg.alertBox("alert-error", "Invalid PBKDF2 iters setting.");
} else if (pbkdf2Iters > 1000000) {
decMsg.alertBox("alert-info", `PBKDF2 is using ${pbkdf2Iters} iterations: this might take a long time...`);
}
} catch (e) {
decMsg.alertBox("alert-error", "Invalid encrypted payload.");