{"id":"c4c38caa-24f0-4d69-ae32-e854d1255ee3","kind":"news","code":"c4c38caa-24f0-4d69-ae32-e854d1255ee3","name":"Rein Security Raises $25M Series A to Rein in Insecure AI Agents","nameBasis":"translated-title","summary":"On October 8, 2026, per Rein Security, AI agent security startup Rein Security raised $25 million in a Series A led by Glilot Capital and Sienna Venture Capital with Corner Ventures participating, bringing total funding to $35 million.","description":"","country":null,"category":null,"originalName":"Rein Security完成2500万美元A轮融资，护航AI智能体安全","eventDate":"2026-10-08T00:00:00.000Z","website":"https://reinsec.io/blog/series-a/","sourceUpdatedAt":"2026-10-17T23:00:17.911Z","englishUpdatedAt":"2026-10-18T08:52:09.641Z","reviewedAt":"2026-10-18T08:52:09.641Z","snapshotAt":"2026-10-18T08:51:49.337Z","sourceHash":"121b14c611c7c3844691d88aa8cfb6fa7fc43c051aa7a498edb2e4d38e02a921","companyId":"b1408302-1ffa-4f87-a8d5-1cecb1a63f15","foundedYear":null,"logoUrl":null,"originalText":"2026年10月8日，据Rein Security官网报道，AI智能体安全公司Rein Security完成2500万美元A轮融资，由Glilot Capital与Sienna Venture Capital领投，Corner Ventures参投，累计融资达3500万美元。","sources":[{"url":"https://reinsec.io/blog/series-a/","publishedOn":"2026-10-08T00:00:00.000Z"}],"related":[{"id":"8e5ec7fb-3f1c-4c1a-814f-3c0d217fd365","kind":"institutions","code":"UB-I2520","name":"Corner Ventures","nameBasis":"original-brand","summary":"Corner Ventures, a venture capital firm focused on technology investments.","description":"Corner Ventures, a venture capital firm focused on technology investments.","country":null,"category":null,"originalName":"Corner Ventures","eventDate":null,"website":null,"sourceUpdatedAt":"2026-10-15T10:28:28.608Z","englishUpdatedAt":"2026-10-15T17:35:39.376Z","reviewedAt":"2026-10-15T17:35:39.376Z","snapshotAt":"2026-10-15T14:23:27.067Z","sourceHash":"605919f4c6c6d0611af154b3e5ffbc39f6e191ec3c1dfcb61c677d39c871b350","companyId":null,"foundedYear":null,"logoUrl":null,"path":"/institutions/corner-ventures"},{"id":"5becefd4-a282-4d34-b39c-a2b5c76ad3be","kind":"institutions","code":"UB-I2522","name":"Glilot Capital","nameBasis":"original-brand","summary":"Glilot Capital, a venture capital firm focused on technology investments.","description":"Glilot Capital, a venture capital firm focused on technology investments.","country":null,"category":null,"originalName":"Glilot Capital","eventDate":null,"website":null,"sourceUpdatedAt":"2026-10-15T10:28:28.620Z","englishUpdatedAt":"2026-10-15T17:35:39.071Z","reviewedAt":"2026-10-15T17:35:39.071Z","snapshotAt":"2026-10-15T14:23:27.067Z","sourceHash":"b41b12f89695fb6aa8cd1163a8f6fcc6cbdf8bddb326267d85c0cb9a830251c7","companyId":null,"foundedYear":null,"logoUrl":null,"path":"/institutions/glilot-capital"},{"id":"b1408302-1ffa-4f87-a8d5-1cecb1a63f15","kind":"companies","code":"UB-C9066","name":"Rein Security","nameBasis":"source-english","summary":"AI agent security company.","description":"","country":null,"category":null,"originalName":"Rein Security","eventDate":null,"website":null,"sourceUpdatedAt":"2026-10-11T00:00:00.000Z","englishUpdatedAt":"2026-10-15T20:10:08.731Z","reviewedAt":"2026-10-15T20:10:08.731Z","snapshotAt":"2026-10-15T14:23:27.067Z","sourceHash":"2da177a74105fe8fffc3dca1b76c56f351399e4a0e6ccd8b6a0aed6b44d8a70c","companyId":null,"foundedYear":null,"logoUrl":null,"path":"/companies/rein-security"},{"id":"bcc218d1-95e7-48ef-badd-6fe17a34606e","kind":"institutions","code":"UB-I2524","name":"Sienna Venture Capital","nameBasis":"original-brand","summary":"Sienna Venture Capital, a venture capital firm focused on technology investments.","description":"Sienna Venture Capital, a venture capital firm focused on technology investments.","country":null,"category":null,"originalName":"Sienna Venture Capital","eventDate":null,"website":null,"sourceUpdatedAt":"2026-10-15T10:28:28.632Z","englishUpdatedAt":"2026-10-15T17:35:39.655Z","reviewedAt":"2026-10-15T17:35:39.655Z","snapshotAt":"2026-10-15T14:23:27.067Z","sourceHash":"5ee1f80d66d3a18eea8cc57f8c0935dad3d93c3b3b4314c7038f65ba7487001d","companyId":null,"foundedYear":null,"logoUrl":null,"path":"/institutions/sienna-venture-capital"}],"path":"/news/c4c38caa-24f0-4d69-ae32-e854d1255ee3","structured":{"city":null,"country":null,"location":null,"role":null,"category":null,"company":{"name":"Rein Security","path":"/companies/rein-security"}},"canonical":"https://uniquebase.ai/news/c4c38caa-24f0-4d69-ae32-e854d1255ee3"}