Youtubers who make videos about current security topics , and maybe youtubers who try to simplify things for noobs ?
Cruelsister1 : https://www.youtube.com/channel/UC6rpY1_vDoNV2AhS63enMZg : simple and clear videos with real malwares using various attack vectors.
I watch this one to see products without installing them. https://www.youtube.com/user/ThePCSecurity/featured
I like the one's mentioned above along with MRizos https://www.youtube.com/channel/UCMVochGJH4ejgozWHd4tg0Q and Britec09 https://www.youtube.com/user/Britec09