In today’s podcast, we hear that ICANN has warned of a DNS hijacking wave, and is urging widespread DNSSEC adoption. Security firms see Iran as a particularly active DNS hijacker. A B0r0nt0k ransomware outbreak infests Linux servers, but Windows users might be at risk as well. A request for whitelisting in the Firefox certificate store arouses controversy. Technology Review raises questions about blockchain security. Bots keep people from getting consular appointments, and people don’t like it. And telling minotaurs from unicorns. Rick Howard from Palo Alto Networks with tips on moving data to the cloud.