The Innominate mGuard Smart HW before HW-101130 and BD before BD-101030 mGuard industrial RS mGuard delta HW before HW-103060 and BD before BD-211010 mGuard PCI mGuard blade and EAGLE mGuard appliances with software before 7.5.0 do not use a sufficient source of entropy for private keys which makes it easier for man-in-the-middle attackers to spoof (1) HTTPS or (2) SSH servers by predicting a key value.