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Use a real world value for OTP lookAheadWindow #469

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jgomer2001 opened this Issue Aug 9, 2018 · 0 comments

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jgomer2001 commented Aug 9, 2018

otp_configuration.json exhibits an unrealistic lookAheadWindow value of 1

Extracted from Yubico Best Practices Guide for HOTP:

Most implementations of HOTP have a look-ahead window of 10 to 15. Yubico recommends a look-ahead window for authentication to be no more than 25

In the java lib we use, they have in com.lochbridge.oath.otp.HOTPValidator a default of 2

I am setting this to ten...

@jgomer2001 jgomer2001 added this to the 3.1.4 milestone Aug 9, 2018

@jgomer2001 jgomer2001 self-assigned this Aug 9, 2018

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