AI cybersecurity as a new growth driver for MSFT

Microsoft's AI cybersecurity push, including the MAI-Cyber-1-Flash model and Project Perception preview (Aug 3), is emerging as a potential major growth vector beyond Copilot/Azure. Market size projections from $44B to $200B support the thesis. MAI-Cyber-1-Flash beats Anthropic/OpenAI on security benchmark at half cost via sparse MoE architecture (95.95% CyberGym score), strengthening the cybersecurity growth thesis. Microsoft also paid a record $20M bug bounty, signaling security investment. Latest: In-house model now handles 90% of security workload, cutting costs in half while improving benchmark scores, further reducing dependency on frontier models. New: Record $20M bug bounty paid, with AI helping researchers achieve the payout – concrete example of AI ROI in security.