HOTP | /dist/otpauth.umd.min.js | otpauth@v9.3.3

x/otpauth/dist/otpauth.umd.min.js>HOTP.validate

One Time Password (HOTP/TOTP) library for Node.js, Deno, Bun and browsers.

method HOTP.validate

import { HOTP } from "https://deno.land/x/otpauth@v9.3.3/dist/otpauth.umd.min.js";

validate(unnamed 0: { token: string; secret: Secret; algorithm?: string | undefined; digits: number; counter?: number | undefined; window?: number | undefined; }): number | null

Validates an HOTP token.

Parameters

unnamed 0: { token: string; secret: Secret; algorithm?: string | undefined; digits: number; counter?: number | undefined; window?: number | undefined; }

Configuration options.

Returns

number | null

Token delta or null if it is not found in the search window, in which case it should be considered invalid.