Not sure what this "call" is meant to do practically. Certainly some teams are already embracing LLM-assisted workflows to increase their defensive capabilities. Organizations below the "cyber poverty line"[1] likely aren't and we'll continue to see them hit the hardest with business disruptions due to security incidents[2]. Unfortunately defense is more complicated in a lot of ways than offense (there was asymmetry before the age of 'AI').
[1] https://www.infosecuritymagazine.nl/files/2fb0642808f57f0f98...
[2] https://www.halcyon.ai/resources/whitepapers/small-and-mediu...