# ICAO global aviation security warnings

> Live situation record from CLSTR: https://clstr.news/situations/icao-global-aviation-security-warnings
> Updated: 2026-09-10T15:58:22.000Z. Sources: 15. Developments: 2.

On the 25th anniversary of the September 11 attacks, the International Civil Aviation Organization (ICAO) has issued updated warnings regarding evolving threats to global aviation security. While the 2001 attacks prompted fundamental changes in passenger screening and cockpit security, ICAO officials Toshiyuki Onuma and Juan Carlos Salazar emphasized that modern risks have shifted toward cybersecurity, insider threats, and the terrorist use of drones.

ICAO noted that although the 2010 Beijing Convention and Protocol were designed to address biological, chemical, and cyber threats, fewer than one-third of member states have ratified these treaties. This lack of universal adoption creates potential vulnerabilities in the global aviation system.

In the United Kingdom, air navigation provider NATS reported managing 2.54 million flights in its fiscal year ending March 2026, highlighting an increasing reliance on digital infrastructure. This dependency was underscored by a system failure on September 8, 2026, which caused flight disruptions.

In the United States, the legacy of the 9/11 attacks persists through the Transportation Security Administration (TSA) security fee. The TSA collects $5.60 per trip on flights originating in the U.S. to fund security personnel, Air Marshals, and advanced scanning technologies. In 2025, these fees generated over $4.5 billion for the U.S. government.

## Claims

- The International Civil Aviation Organization (ICAO) warned that cybersecurity, insider threats, and the terrorist use of drones pose new challenges to global aviation security. (corroborated by 4 sources)
- Fewer than one-third of ICAO member states have ratified the Beijing Convention and Protocol of 2010. (corroborated by 4 sources)
- The September 11 security fee is applied to flights originating from airports in the United States. (single source)
- In 2025, the United States collected $4,535,253,000 in security fees. (single source)
- NATS managed 2.54 million flights during its fiscal year ending in March 2026. (single source)
- NATS reported revenues of £1,076.4 million for its most recent fiscal year. (single source)

## Timeline

### 2026-09-10: ICAO warns of new aviation security threats on 9/11 anniversary

Marking 25 years since 9/11, ICAO warns that aviation security must now pivot to combat cybersecurity, drone terrorism, and insider threats as digital vulnerabilities increase.

12 sources. https://clstr.news/cluster/icao-warns-of-new-aviation-security-threats

### 2026-09-03: ICAO urges member states to protect civilian aircraft in conflict zones

The International Civil Aviation Organization is calling for stronger protections for civilian aircraft against threats in conflict zones, including long-range weapons and unmanned aircraft systems.

4 sources. https://clstr.news/cluster/icao-urges-member-states-to-protect-civilian-aircraft-in-conflict-zones

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Cite as: ICAO global aviation security warnings. CLSTR, https://clstr.news/situations/icao-global-aviation-security-warnings