Pinging all IPv6 nodes on the channel
The non-profit certificate authority Let’s Encrypt, community-controlled and providing certificates free of charge to anyone who wishes to obtain them, has announced the implementation of a new certificate issuance confirmation scheme for domains. Accessing the server hosting the verification directory '/.well-known/acme-challenge/' will now be done using multiple HTTP requests sent from 4 different IP addresses located in different data centers and belonging to […]
