I personally use ssls.com. It is slightly cheaper than namecheap.com for multiple year, and it is actually namecheap.com by another name. On a side note, I wou

I personally use ssls.com. It is slightly cheaper than namecheap.com for multiple year, and it is actually namecheap.com by another name. On a side note, I would only buy one year certificates at this point, because Lets Encrypt is about to make them free.