YC Spring 2026 (P26) founder

Hassan Mostafa

Founder of RASPIRE, Autonomous Runtime Security

RASPIREb2bsecurity1 public signals

Company

Hassan Mostafa is listed as a founder of RASPIRE. RASPIRE is the first line of defense for applications against AI-powered fraud attacks, API abuse, and runtime threats. Unlike code scanners and pentesting tools that identify vulnerabilities before release, RASPIRE operates like a security expert running inside applications, monitoring, detecting, and blocking attacks 24/7 in real time. All without writing a single line of code.

Founder traction evidence

Public posts and activity attributed directly to this founder.

  1. LinkedIn

    48 hours ago, we launched RASPIRE (YC P26) on Y Combinator.

    48 hours ago, we launched RASPIRE (YC P26) on Y Combinator. The founder says RASPIRE was the #1 startup on Launch YC. The post describes global response from CISOs, security leaders, and mobile teams. Visible metrics: 742 likes, 742 reactions, 35 comments.