Securty Cerficicate problem (skype) is it a virus?

[TommyFamzy]

When i opened skype i got a security certificate popup and i think it may be a virus so i dont want to click yes or no, what should i do? please help i will provide images of everything it says

http/imgur.com/OaKCh7d http/imgur.com/caDzN47 http/imgur.com/trO0n08 http/imgur.com/gCxLCML http/imgur.com/5BnvKvZ http/imgur.com/U9W8u3o
http/imgur.com/K2vObUQ

 

[ss202sl]

http/www.zdnet.com/article/akamais-https-fail-sets-a-bad-example/