They then validate this information using various validation methods. Several research experiments are underway to attempt to validate or refute these results. Some web browsers use OCSP to validate HTTPS certificates. Think about how new facts validate or invalidate the old. Part 2 specifies the test methods used to validate conformance with Part 1. An experiment is a procedure carried out to support, refute, or validate a hypothesis. Secure transport failed to validate the authenticity of connection. This test does not only validate the cell. Custom Actions typically validate product license keys, or initialize more complex services. Crawlers can validate hyperlinks and HTML code. Dropping concurrent assistance can often result in much simpler algorithms that are easier to validate. Galland was ordered to undergo eye tests to validate his claims. Online merchants may use IIN lookups to help validate transactions. Another tool used to validate models is graphical residual analysis. Adherents are encouraged to validate the practices through their personal experience.