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Blog · March 14, 2026

Beyond Passports: Alternative ID for Verification

Traditional identity verification often relies on passports or driver's licenses. However, a broader range of alternative documents can be crucial for inclusivity and accessibility, especially for underserved populations.

By DiditUpdated
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Inclusivity FirstMany individuals lack traditional IDs, making alternative documents essential for broader access to services.

Diverse Document TypesAlternative IDs range from national ID cards and military IDs to utility bills and proof of address, each with unique verification methods.

Verification ChallengesAuthenticating alternative documents requires advanced technology like AI, OCR, and database cross-referencing due to their varied formats and security features.

Didit's SolutionDidit's platform supports over 14,000 document types across 220+ countries, offering comprehensive verification for both traditional and alternative IDs, enhancing global accessibility.

The Growing Need for Alternative Identity Verification

In an increasingly digital world, proving one's identity online has become a fundamental requirement for accessing essential services, from banking and healthcare to social media and e-commerce. Historically, identity verification (IDV) has heavily relied on widely accepted government-issued documents like passports and driver's licenses. While effective for many, this traditional approach overlooks a significant portion of the global population. Millions of people, particularly in developing countries, refugees, or those in marginalized communities, may not possess these specific forms of identification. This creates a substantial barrier to entry, excluding them from the digital economy and critical services.

The rise of digital identities and the need for greater financial inclusion have accelerated the demand for more flexible and inclusive IDV solutions. Businesses are recognizing that limiting verification to just a few document types can severely restrict their market reach and alienate potential customers. Furthermore, regulatory bodies are also pushing for more inclusive practices, provided they don't compromise security. This necessitates a shift towards embracing and securely verifying a broader spectrum of alternative identity documents.

What Constitutes an Alternative Identity Document?

Alternative identity documents encompass any form of identification that is not a standard passport or driver's license but can still reliably confirm an individual's identity. The types and acceptability of these documents can vary significantly by country, regulatory framework, and the specific service being accessed. Here are some common categories and examples:

  • National/State-Issued IDs: Many countries issue national ID cards that are distinct from passports. These often contain similar biometric and demographic data and are widely used for domestic identification. Examples include Aadhaar cards in India, Cedula de Identidad in Latin American countries, or national ID cards across Europe.

  • Military IDs: For service members and veterans, military identification cards serve as a robust form of ID, often with advanced security features.

  • Residence Permits/Visa Cards: For non-citizens residing in a foreign country, residence permits or visa documents prove their legal status and identity.

  • Government-Issued Professional Licenses: Certain professional licenses, such as medical licenses or bar association cards, issued by government bodies, can sometimes be used for identity verification, especially in sector-specific contexts.

  • Proof of Address Documents: While not primary identity documents, utility bills (electricity, water, gas), bank statements, and government letters often serve as critical secondary documents to confirm residency. These are frequently used in conjunction with a primary ID during KYC (Know Your Customer) processes.

  • Voter Registration Cards: In some regions, voter ID cards contain sufficient information and security features to be accepted for certain verification purposes.

  • Refugee/Asylum Seeker Documents: For displaced populations, specific documents issued by humanitarian organizations or host governments are crucial for proving identity and access to aid.

The key challenge with these alternative documents lies in their diversity. They come in countless formats, languages, and security features, making automated verification a complex task.

Challenges in Verifying Alternative Documents

Verifying alternative identity documents presents several hurdles that traditional methods often struggle to overcome:

  1. Document Diversity and Standardization: Unlike passports, which adhere to ICAO standards, alternative IDs lack universal standardization. Each country, and sometimes even different regions within a country, can have unique formats, security features, and data layouts. This makes it difficult for a single verification system to recognize and process all of them.

  2. Security Features and Tamper Detection: The security features embedded in alternative documents can vary wildly. Some may have advanced holograms, microprinting, or UV features, while others might be simpler. Detecting sophisticated forgeries across such a wide array of documents requires highly advanced AI and machine learning capabilities.

  3. Optical Character Recognition (OCR) Accuracy: Extracting data from diverse document types with varying fonts, layouts, and image qualities is a significant challenge for OCR technology. Errors in data extraction can lead to failed verifications or, worse, false positives.

  4. Database Cross-Referencing: For the highest assurance, identity data extracted from a document should ideally be cross-referenced against official government databases. However, access to these databases for alternative documents is often limited or non-existent, especially across international borders.

  5. Language Barriers: Alternative documents can be issued in numerous languages, requiring verification systems to possess robust multi-language support for accurate processing and fraud detection.

How Didit Helps: A Unified Approach to Inclusive Verification

Didit was built to address the complexities of global identity verification, including the secure and inclusive handling of alternative identity documents. Our platform is designed to be highly flexible and robust, capable of verifying a vast array of IDs from around the world.

  • Extensive Document Coverage: Didit's ID Document Verification module supports over 14,000 document types across 220+ countries and 130+ languages. This extensive database is continuously updated, ensuring that businesses can verify almost any government-issued ID their customers present, whether it's a traditional passport or a less common national ID card.

  • Advanced AI and OCR: Our AI-powered system utilizes state-of-the-art OCR to accurately extract data from diverse document formats. Combined with sophisticated tamper detection, it can identify fraudulent documents, even those with subtle alterations, within seconds.

  • Proof of Address Verification: Beyond primary IDs, Didit offers a dedicated Proof of Address module. This AI-powered solution extracts and verifies address details from utility bills, bank statements, and other documents, supporting geocoding and name matching for comprehensive residency checks.

  • Workflow Orchestration: Businesses can build custom identity flows using Didit's visual Workflow Builder. This allows them to define specific verification steps based on the document type, country, or risk profile. For example, a workflow could accept a national ID card and proof of address for a domestic user, while requiring a passport for an international one.

  • Biometric Verification & Liveness: To further enhance security when alternative documents are used, Didit integrates biometric verification (Face Match 1:1) and liveness detection. This ensures that the person presenting the document is its legitimate owner and is a real, live individual, preventing spoofing attempts like deepfakes or photos of photos.

  • AML Screening: For compliance with financial regulations, Didit's AML Screening module screens users against global watchlists, regardless of the ID document used, ensuring comprehensive risk assessment.

By offering a comprehensive suite of verification tools that are adaptable to a wide range of identity documents, Didit enables businesses to expand their reach, serve underserved populations, and comply with regulations, all while maintaining high levels of security and fraud prevention. This inclusive approach is critical for building a truly global and accessible digital ecosystem.

Ready to Get Started?

Embrace inclusive identity verification and expand your global reach. Explore Didit's powerful platform today and see how easy it is to verify a diverse range of alternative identity documents securely and efficiently. With our pay-as-you-go pricing and extensive document coverage, you can build trust with more customers than ever before.

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Alternative IDs for Verification: Beyond Passports.