Need Help with ID please

[BF90GMixedReef]

My tank has been set up almost a year now. I've noticed some of the neon orange spots showing up on my rocks. Does anybody know what they are? If they're bad, how do I get rid of them?

 

[CastAway]

I get something similar. Ive always thought it was just coralline algae die back, perhaps in combat with adjacent coralline.

Following.