tree b4f87a1574c7e5c8a90b6f766b6444e74cab4891
parent 3fbbdac56a1d43af68e63581b3654bdb47471e7c
author Fabio Utzig <utzig@apache.org> 1576779812 -0300
committer Fabio Utzig <utzig@utzig.org> 1576864626 -0300

bootutil: zero memory containing plain text keys

Avoid jumping into an image while still having encryption keys stored in
RAM, which could then be recovered by the app.

Signed-off-by: Fabio Utzig <utzig@apache.org>