North Korea harasses defectors. Researchers have been exploiting a bug in Emotet to inoculate systems against the malware for the past six months. CISA warns of KONNI spearphishing. RedCurl APT conducts corporate espionage. The US announces more restrictions on Huawei’s access to US-made chips. Chris Novak from Verizon on the evolving role of cyber insurance. Rick Howard on data loss prevention. And Australian schools are without email after an unpleasant experience with Reply-All.