… which is quite obviously ridiculous.
Here’s a quick fix to restore public key login functionality without disabling SELinux:
# chmod 700 ~/.ssh # chmod 600 ~/.ssh/*
pe·num·bra (pĭ-nŭm′brə) n. pl. pe·num·brae (-brē) or pe·num·bras 1. A partial shadow, as in an eclipse, between regions of complete shadow and complete illumination. See Synonyms at shade. 2. The grayish outer part of a sunspot.