Agent Security & Governance — Timeline
30 milestones, source-traced.
Nov 20, 2024
Funding: Prompt Security raised an $18M Series A led by Jump Capital, with participation from...
Prompt Security raised an $18M Series A led by Jump Capital, with participation from Hetz Ventures, Ridge Ventures, Okta, and F5.
funding-research →Nov 20, 2024
Funding: Prompt Security raised an $18M Series A led by Jump Capital with participation from...
Prompt Security raised an $18M Series A led by Jump Capital with participation from Hetz Ventures, Ridge Ventures, Okta, and F5, bringing total raised to $23M.
funding-research →Nov 20, 2024
Funding: Prompt Security raised an $18 million Series A round led by Jump Capital, with...
Prompt Security raised an $18 million Series A round led by Jump Capital, with participation from Hetz Ventures, Ridge Ventures, Okta, and F5.
funding-research →May 12, 2025
Acquisition: Palo Alto Networks announced the acquisition of Protect AI in a deal valued at...
Palo Alto Networks announced the acquisition of Protect AI in a deal valued at over $500 million (with some reports citing $700 million), expected to close later in 2025.
funding-research →May 12, 2025
Product Launch: Palo Alto Networks announced a new AI security platform called Prisma AIRS alongside the...
Palo Alto Networks announced a new AI security platform called Prisma AIRS alongside the Protect AI acquisition announcement.
funding-research →May 12, 2025
Acquisition: Protect AI entered into a definitive agreement to be acquired by Palo Alto Networks,...
Protect AI entered into a definitive agreement to be acquired by Palo Alto Networks, announced at RSA Conference 2025 with reported terms of $500M+ (speculated up to $700M).
funding-research →May 12, 2025
Acquisition: Palo Alto Networks announced a definitive agreement to acquire Protect AI on May 12,...
Palo Alto Networks announced a definitive agreement to acquire Protect AI on May 12, 2025, in a deal valued at over $500 million.
funding-research →May 12, 2025
Product Launch: Palo Alto Networks launched its AI security platform Prisma AIRS on May 12, 2025,...
Palo Alto Networks launched its AI security platform Prisma AIRS on May 12, 2025, integrating Protect AI's capabilities to address AI attack surfaces.
funding-research →Feb 5, 2026
Snyk's 'ToxicSkills' research found ~36.8% of 3,984 scanned agent skills had at least one...
Snyk's 'ToxicSkills' research found ~36.8% of 3,984 scanned agent skills had at least one security flaw; 76 were confirmed malicious.
Knowledge base →Mar 23, 2026
Product Launch: Palo Alto Networks launched Prisma AIRS 3.0 to secure Agentic AI and unveiled what...
Palo Alto Networks launched Prisma AIRS 3.0 to secure Agentic AI and unveiled what it called the industry's most secure browser for agentic AI.
funding-research →Mar 23, 2026
Product Launch: Palo Alto Networks introduced Next-Generation Trust Security to automate digital resilience.
funding-research →Mar 23, 2026
Product Launch: Palo Alto Networks launched Prisma AIRS 3.0 to secure agentic AI with advanced controls.
funding-research →Mar 23, 2026
Product Launch: Palo Alto Networks unveiled the industry's most secure browser for agentic AI to support...
Palo Alto Networks unveiled the industry's most secure browser for agentic AI to support secure AI agent interactions.
funding-research →Apr 14, 2026
Acquisition: Palo Alto Networks completed the acquisition of Koi to secure the agentic endpoint.
funding-research →May 12, 2026
Product Launch: Palo Alto Networks introduced Idira, a next-generation identity security platform built for the AI...
Palo Alto Networks introduced Idira, a next-generation identity security platform built for the AI enterprise.
funding-research →May 12, 2026
Product Launch: Palo Alto Networks launched Idira, a next-generation Identity Security Platform built for the AI...
Palo Alto Networks launched Idira, a next-generation Identity Security Platform built for the AI enterprise.
funding-research →May 14, 2026
Acquisition: Palo Alto Networks completed its acquisition of Koi to secure the agentic endpoint.
funding-research →May 29, 2026
Palo Alto Networks completed its acquisition of Portkey (an LLM gateway) in May 2026,...
Palo Alto Networks completed its acquisition of Portkey (an LLM gateway) in May 2026, folding it into its AI-security stack.
Knowledge base →May 29, 2026
Acquisition: Palo Alto Networks completed its acquisition of Portkey to secure AI agents (announced April...
Palo Alto Networks completed its acquisition of Portkey to secure AI agents (announced April 30, 2026).
funding-research →May 29, 2026
Acquisition: Palo Alto Networks completed the acquisition of Portkey to secure AI agents, following its...
Palo Alto Networks completed the acquisition of Portkey to secure AI agents, following its April 30, 2026 announcement.
funding-research →Jun 1, 2026
Security vendors are consolidating the AI-control-plane (gateway + guardrails + identity) — exemplified by...
Security vendors are consolidating the AI-control-plane (gateway + guardrails + identity) — exemplified by Palo Alto's Portkey + Protect AI roll-up.
Knowledge base →Jun 1, 2026
Palo Alto's Prisma AIRS — built in part on its Protect AI acquisition —...
Palo Alto's Prisma AIRS — built in part on its Protect AI acquisition — is a leading agent/AI security platform.
Knowledge base →Jun 1, 2026
Agent identity, runtime guardrails, and red-teaming emerged as distinct 2026 sub-categories of AI security.
Knowledge base →Jun 1, 2026
As agents gain autonomy (executing code, making payments), securing them shifted from prompt-filtering toward...
As agents gain autonomy (executing code, making payments), securing them shifted from prompt-filtering toward identity and action governance.
Knowledge base →Jun 1, 2026
Lakera builds real-time guardrails against prompt injection and other LLM/agent attacks.
Knowledge base →Jun 1, 2026
Prompt Security provides runtime protection and governance for enterprise GenAI and agents.
Knowledge base →Jun 1, 2026
HiddenLayer focuses on detecting and defending against attacks on machine-learning models.
Knowledge base →Jun 1, 2026
The EU AI Act's GPAI transparency and enforcement powers activate Aug 2, 2026, with...
The EU AI Act's GPAI transparency and enforcement powers activate Aug 2, 2026, with the high-risk obligations deferred to Dec 2027.
Knowledge base →Jun 9, 2026
Partnership: Palo Alto Networks announced a partnership with Deutsche Telekom to deliver AI-driven security with...
Palo Alto Networks announced a partnership with Deutsche Telekom to deliver AI-driven security with sovereignty controls for European regulated industries.
funding-research →Jun 9, 2026
Partnership: Palo Alto Networks announced a strategic partnership with Deutsche Telekom to deliver AI-driven security...
Palo Alto Networks announced a strategic partnership with Deutsche Telekom to deliver AI-driven security with sovereignty controls for European regulated industries.
funding-research →
Milestones merged from 0 curated events, 10 verified facts (with observed dates), and 20 business signals from the last 24 months. Deduped by date + label; curated entries take precedence.
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