SECTOR BULLETIN // CHIMERASCOPE FYI

EU Aviation & Airports — External Security Posture

Sector-wide security assessment across the eu aviation & airports sector.

25 October 2026

NIS2 Annex IEASA Part-ISICAO Annex 17

NIS2 Annex I classifies air transport as essential — mandatory cybersecurity measures.

KEY FINDING
85.9%
of domains allowing unauthorized certificate issuance

Risk Distribution

CRITICAL
6.2%
HIGH
23.4%
MEDIUM
31.2%
LOW
39.1%
Avg risk score: 29.4Max: 93

Sector Threat Landscape

5 threat groups identified targeting this sector · 5 monitored by federal cybersecurity agencies

APT1CN
APT17CN
APT27CN
APT10CN
CleaverIR

Attribution based on publicly available government and community threat intelligence.

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Web Application Protection
45.3%
Vulnerable to Content Injection
56.2%
Server Fingerprint Exposed

Missing security headers expose web applications to clickjacking, injection, and man-in-the-middle attacks.

Email Spoofing Protection
10.9%
Vulnerable to Email Impersonation
3.1%
Sender Identity Unverified
3.1%
No Email Authentication

Organizations without proper email authentication controls allow attackers to impersonate their domain — enabling phishing campaigns and business email compromise.

DNS & Domain Security
79.7%
Domain Resolution Unprotected
85.9%
Unauthorized Certificate Issuance Possible
29.7%
Unencrypted Access Possible

Unprotected domain infrastructure allows attackers to intercept resolution and issue unauthorized certificates — redirecting customers to attacker-controlled systems.

Encryption & Disclosure Readiness
82.8%
Modern Encryption Adopted
12.5%
Coordinated Disclosure Program
6.2%
Session Token Exposure Risk

Modern encryption standards and coordinated disclosure programs demonstrate security maturity. Weak session management exposes user credentials to interception.

Unauthorized Access Vectors
6.2%
Unencrypted File Transfer Open
6.2%
Remote Desktop Accessible
7.8%
Mail Server Directly Accessible
6.2%
Database Port Accessible

Exposed administrative interfaces provide direct attack vectors for unauthorized access and lateral movement across internal systems.

Technology Maturity
46.9%
CDN Protected
32.8%
Management Panel Accessible
3.1%
End-of-Life Software

Modern infrastructure investment correlates with lower breach probability. Exposed administration panels and legacy software create easily exploitable entry points.

Certificate & Vulnerability Management
12.5%
Expiring <30d
6.2%
Known Exploitable Vulnerabilities

Expired or expiring certificates cause service disruptions and reduce trust. Known CVEs indicate unpatched, exploitable vulnerabilities.

Infrastructure
Overview
CDN Adoption46.9%
Avg Domain Age28.1y
Datacenter / Cloud64.1%
Top Provider Share20.3%
Mail Provider
Microsoft 365
40.6%
Proofpoint
17.2%
Third-party
15.6%
Self-hosted
12.5%
Mimecast
6.2%
Hosting
Other / Self-hosted
29.7%
CLOUDFLARENET
20.3%
AKAMAI-ASN1
14.1%
AMAZON-02
12.5%
MICROSOFT-CORP-MSN-AS-BLOCK
12.5%
SSL Issuers
Let's
26.6%
DigiCert
17.2%
Sectigo
14.1%
Google
14.1%
Other
10.9%
GlobalSign
6.2%
Methodology

Based on passive reconnaissance of publicly available data. Our Intelligence Platform assessed organizations in this sector using automated multi-phase analysis across 18 security dimensions. No intrusive testing was performed.

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