Clouldflare launches DNS-over-HTTPS service called 1.1.1.1 that it says will be a “privacy-first” DNS service for consumers.

This week’s DDoS attack against GitHub is a harbinger of attacks to come that will use the highly effective memcached amplification technique, say experts.

Over the past few days researchers say DDoS attacks have been using memcached servers to amplify DDoS attacks using UDP-based packets.

Analysis by DNS provider Dyn hints that more than 1 terabyte per second of traffic may have been used in last week’s massive DDoS attack that impacted Internet service on the East Coast.

Ransomware purporting to come from a phony government agency, something called the Central Security Treatment Organization, has been making the rounds, researchers say. The ransomware, which is already known by a number of names including Cry, CSTO ransomware, or Central Security Treatment Organization ransomware, uses the User Datagram Protocol (UDP) to communicate and the photo sharing service Imgur and Google...