WCAG
W3C standard for accessible web content to disabled users
TISAX
Automotive standard for trusted information security assessments
Quick Verdict
WCAG ensures web accessibility for people with disabilities via testable guidelines, adopted globally for legal compliance and inclusivity. TISAX verifies automotive supply chain security through audits, mandated by OEMs to protect sensitive data and prototypes, enabling trusted partnerships.
WCAG
Web Content Accessibility Guidelines (WCAG) 2.1
Key Features
- Testable success criteria at levels A, AA, AAA
- POUR principles: Perceivable, Operable, Understandable, Robust
- Backward-compatible additive versioning from 2.0 to 2.2
- Technology-agnostic for all web content and platforms
- Normative requirements separated from informative techniques
TISAX
Trusted Information Security Assessment Exchange (TISAX)
Key Features
- Standardized assessments exchanged via ENX portal
- Risk-based levels: AL1 self, AL2 remote, AL3 on-site
- Automotive-specific prototype protection controls
- 70+ VDA ISA controls built on ISO 27001
- 3-year labels reduce duplicate OEM audits
Detailed Analysis
A comprehensive look at the specific requirements, scope, and impact of each standard.
WCAG Details
What It Is
Web Content Accessibility Guidelines (WCAG) 2.1 is a W3C recommendation and global standard for web accessibility. It provides technology-agnostic, testable requirements to make web content perceivable, operable, understandable, and robust for people with disabilities. Structured as a layered model with principles, guidelines, and success criteria.
Key Components
- **POUR principlesPerceivable, Operable, Understandable, Robust.
- 13 guidelines and ~80 success criteria at levels A, AA, AAA.
- Informative techniques, understanding documents, and Quick Reference.
- Conformance model requires full pages, complete processes, accessibility-supported tech, non-interference.
Why Organizations Use It
- Meets legal references (ADA, Section 508, EN 301 549, EAA).
- Reduces litigation risk, improves UX/SEO, expands market reach.
- Enhances reputation, procurement eligibility, business outcomes like higher conversions.
Implementation Overview
Phased approach: policy, assessment, remediation, training, CI/CD tools, audits. Applies to all web content creators; AA level typical baseline. No formal certification but VPAT/ACR reports common; ongoing monitoring essential.
TISAX Details
What It Is
TISAX (Trusted Information Security Assessment Exchange) is an industry framework and certification scheme for the automotive sector. Developed by the ENX Association based on VDA ISA catalog, it standardizes assessments to protect sensitive information like IP, prototypes, and personal data across global supply chains. It uses a risk-based approach with three maturity levels: Basic, Significant, Very High.
Key Components
- 70+ controls across 7 groups: Policy, Organization, Personnel, Physical Security, Access Control, Cryptography, Operations.
- Built on ISO 27001 with automotive-specific extensions like prototype protection.
- Assessment levels (AL1 self-assessment, AL2 remote, AL3 on-site) and modular objectives (e.g., data protection).
- 3-year labels exchanged via ENX portal.
Why Organizations Use It
- Contractual mandates from OEMs like BMW, Volkswagen.
- Mitigates supply chain risks, avoids fines, enables market access.
- Builds trust, reduces duplicate audits (70-90% savings), enhances resilience.
Implementation Overview
- Phased: Preparation (gap analysis), Remediation (controls, table-tops), Audit, Sustainment.
- Targets automotive suppliers, OEMs, service providers; scalable for SMEs to enterprises.
- Requires ENX-accredited auditors for Significant/Very High levels.
Key Differences
| Aspect | WCAG | TISAX |
|---|---|---|
| Scope | Web content accessibility for disabilities | Information security in automotive supply chain |
| Industry | All industries, global web content | Automotive sector, primarily European |
| Nature | Voluntary W3C guidelines/standard | Industry-mandated assessment framework |
| Testing | Automated/manual/user testing, no certification | Audits by accredited providers, labels issued |
| Penalties | Litigation risk, no direct penalties | Contract loss, no formal fines |
Scope
Industry
Nature
Testing
Penalties
Frequently Asked Questions
Common questions about WCAG and TISAX
WCAG FAQ
TISAX FAQ
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