Ipposnif : Betfair Horse Racing Betting Automation
20 Feb 2019 - After the adoption of the new protocol TLS1.2 by Betfair (and the majority of companies) Ipposnif cannot login to Betfair when it is installed on an older version of Windows.
A new version, with a fix to this issue, is going to be released very soon.

Use this Google Search utility to find information on the Ipposnif web site