hotp

@webda/core

---

Function: hotp()

hotp(secret, counter, opts?): string

Defined in: packages/core/src/utils/totp.ts:98

Compute an HMAC-based One-Time Password (RFC 4226)

Parameters

secret

string | Buffer<ArrayBufferLike>

Base32 secret string or raw Buffer

counter

number

64-bit integer counter

opts?

TotpOptions

options (digits, algorithm)

Returns

string

numeric OTP code padded with leading zeroes