President Joe Biden nominates Harry Coker, senior fellow at Auburn University’s McCrary Institute for Cyber and Critical Infrastructure Security, as national cyber director (see 2307250067) … Nexstar names Michael Biard, ex-Fox, president-chief operating officer, effective Aug. 21, replacing Thomas Carter, becoming senior adviser through year-end ... Loch Technologies, wireless attack surface threat monitoring company, taps AT&T’s Matthew Wickline as vice president-sales ... Avant Technologies appoints Danny Rittman, ex-GBT Technologies, chief information security officer.

Perifery, workflow solutions provider to media and entertainment companies, names former Object Matrix CEO Jonathan Morgan senior vice president-product and technology ... Empower AI names Pamela Rothka, ex-ECS, chief financial officer ... TuxCare, cybersecurity platform for Linux, promotes Michael Canavan to chief revenue officer; Jim Jackson, who previously had dual roles as president and CRO, continues as president ... Toshiba Group moves Kazutoshi Hashimoto to managing director-Toshiba Asia Pacific, succeeding Hiroshi Fukuchi ... EasyVista, IT software provider, names Keith Andes, ex-Gartner, product marketing manager ... Sanborn, geospatial mapping company, promotes Morgen Healy to general manager-AppGeo Division.