Coursera verify

To verify a certificate, a browser will obtain a sequence of certificates, each one having signed the next certificate in the sequence, connecting the signing CA’s root to the server’s certificate . This sequence of certificates is called a certification path.

While a certificate for $50 may be considered good value in the USA and other high-cost-of-living countries, in some countries with low wages it is a considerable investment . Coursera and edX have addressed this issue by making financial assistance available to students who cannot afford the cost.