EFF: “The Let’s Encrypt certificate authority issued its two millionth certificate on Thursday, less than two months after the millionth certificate. As we noted when the millionth certificate was issued, each certificate can cover several web sites, so the certificates Let’s Encrypt has issued are already protecting millions and millions of sites. This rapid adoption has made Let’s Encrypt one of the world’s largest public certificate authorities by number of certificates issued, and almost all of them are protecting domains that never supported HTTPS before. The Internet needs to migrate away from the insecure HTTP protocol, and we’re very pleased to be helping to make that possible…”