(Lianja) Generate TOTP using Base32 Secret (6 Digits, Time-based, 30-second period)

Generates a 6-digit time-based TOTP code using a base32 secret with a 30-second time period.

Chilkat Lianja Extension Download Chilkat Lianja Extension

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
// 
loCrypt = createobject("CkCrypt2")

// Base32 secret key:
lcSecretKey = "oebf ytfl qmzb p4xd 2ztf zyz4 hjrw 3uyo"

loSbKey = createobject("CkStringBuilder")
llSuccess = loSbKey.Append(lcSecretKey)

// Remove SPACE chars.
lnNumRemoved = loSbKey.Replace(" ","")

// Note: A new token is generated every 30 seconds.  You must generate within the same 30 second interval to get the same result.

// Generate 6 digits.
lnNumDigits = 6
// 30 second time period.
lnTimePeriod = 30
? "Your token is: " + loCrypt.Totp(loSbKey.GetAsString(),"base32","0","",lnTimePeriod,lnNumDigits,-1,"sha1")


release loCrypt
release loSbKey