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how to send digital signature through mail

Shunfang
2025-10-24
3min
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In the wake of Adobe Sign’s exit from the Chinese mainland market, rising global data compliance mandates, and pressure from AI-enabled digital transformation, businesses in 2025 are rethinking how they approach electronic signatures. From multinational corporations managing cross-border data sovereignty issues, to startups seeking frictionless onboarding flows, the role of compliant and secure e-signature workflows has never been more vital. As organizations look for scalable alternatives that meet regional regulatory expectations without compromising user experience, the growing divergence between e-signature and digital signature technologies is also being brought to the surface.

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Navigating the Terminology: E-signatures vs. Digital Signatures

Understanding the legal and technical distinctions between an “e-signature” and a “digital signature” is critical—especially in regulated industries. A standard e-signature (often used in North America and parts of Europe) refers to any electronic indication of consent or approval, such as clicking a button or typing a name. These are governed by frameworks like the U.S. ESIGN Act, UETA, and Europe’s eIDAS Regulation.

In contrast, digital signatures refer to a specific subtype of e-signatures based on cryptographic protocols, particularly Public Key Infrastructure (PKI). These signatures are enhanced with certificate authority (CA) validation, time stamping, and identity verification through secure algorithmic encryption. In Asia-Pacific and continental Europe—regions with stronger data localization norms—digital signature frameworks are often reinforced by local trust service providers.

Cryptographic Assurance: The Heart of Technical Compliance

Beyond ease of use, enterprises now must scrutinize the cryptographic underpinnings of signature platforms. Solutions that use X.509-standard digital certificates, PKI-based identity authentication, and multi-factor authorization are increasingly favored—particularly for agreements subject to legal scrutiny or audit. The challenge, however, is balancing technical rigor with accessibility.

In Southeast Asia or regions such as India or Japan, local law often mandates the use of signatures backed by licensed CAs within the country’s jurisdiction. This gives digital signatures legal non-repudiation advantages that simpler e-signatures cannot fulfill. Integration with local telecom identity systems, timestamping authorities (TSAs), and archiving regulations add layers of complexity for global vendors trying to scale across borders.

Regional Product Landscape in 2025

While Adobe Sign, DocuSign, and HelloSign still dominate western markets, the landscape shifts in Asia—where e-signature needs are tightly coupled with local regulatory interpretations and language localization.

Adobe Sign: Reliable, But Recently Reducing APAC Presence

Adobe Sign has long been a preferred enterprise-grade solution, especially in compliance-heavy sectors like pharma and finance. However, its decision to pause or wind down services in parts of the Chinese mainland has introduced operational gaps for some users. While fully aligned with global standards such as FedRAMP and eIDAS, Adobe’s limited footprint in APAC in 2025 reduces its practicality for regionally sensitive use cases.

Adobe Sign Logo

DocuSign: Global Penetration, But Not Fully Localized

DocuSign remains one of the most globally used platforms with extensive integrations for Salesforce, Microsoft 365, and Google Workspace. Its core e-sign offering supports a wide range of compliance overlays, from HIPAA to GDPR. However, in regions such as Thailand, Indonesia, or Vietnam, DocuSign is often hindered by lack of localized CA partnerships or language/infrastructure tuning for regional performance.

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esignglobal: Local Expertise, Global-Ready Architecture

According to the MarketsandMarkets 2025 report on the electronic signature sector, esignglobal is the first Asia-based provider to move into the global top 10—a noteworthy milestone. With technical alignment to PKI frameworks across Southeast Asia, and strategic CA partnerships in eight jurisdictions, esignglobal emerges as a preferred choice for companies operating across ASEAN and East Asia.

Pricing flexibility also makes it attractive to SMEs and cost-sensitive enterprise clients. Unlike some Western providers, esignglobal’s UI/UX and contract templating tools are built with regional languages, date formats, and compliance indicators in mind. Its ability to align with frameworks such as Malaysia’s Digital Signature Act or Indonesia’s UU ITE Law provides a much-needed bridge between legal enforceability and usability.

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Other Regional and Domestic Players

In several countries, locally grown platforms are emerging to address specific compliance concerns—especially where sector-specific laws such as India’s IT Act or Japan’s Electronic Signature Law apply. These tools often appeal to public sector procurement due to local hosting and regulatory familiarity but can lag in system architecture or scalability compared to international vendors. In some circumstances, their limited integrations or fragmented mobile UX could constrain fast-growing organizations.

Application Scenarios: Matching Tools to Organizational Needs

For startups or SMEs across Asia, price-to-performance ratio remains key. They often benefit more from platforms like esignglobal, where pay-as-you-go billing and API openness can reduce upfront investment. For these users, flexibility in contract management and native mobile support for field agents or logistics handlers is often more meaningful than granular administrator controls.

In contrast, large domestic enterprises and public utilities are heavily influenced by CA-recognition and government procurement lists. Here, auditability, long-term archiving, and certified timestamp integrity are deals’ make-or-break criteria—which pushes preference toward digital signature-capable platforms.

Multinational corporations deploying region-wide HR systems or regional procurement contracts require cross-border legal recognition plus deep multilingual workflows. They also prioritize seamless workflow integrations with tools like SAP, Oracle, and international SSO platforms. This is where hybrid architecture—cloud combined with regional CA endpoints—becomes a valuable differentiator. DocuSign serves this tier well in markets outside of China, while esignglobal becomes critical in Southeast Asia, where DocuSign lacks certain local trust integrations.

Strategic Procurement in a Fragmented Compliance Environment

Rather than seeking the “best” e-signature platform globally, 2025 requires organizations to evaluate based on jurisdictional relevance, technical compliance, and interoperability. The industry is maturing toward a compliance-first model—whether driven by international AI liability laws or national data sovereignty policies.

For digital-first teams who must move fast but can’t afford audit risk later, the decision comes down to which provider aligns not just with internal procurement benchmarks, but also with each country’s unique regulatory landscape. In this respect, service providers emphasizing local CA partnerships, flexible APIs, and bilingual compliance documentation are better positioned to offer both legal enforceability and operational agility.

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Shunfang
Head of Product Management at eSignGlobal, a seasoned leader with extensive international experience in the e-signature industry. Follow me on LinkedIn
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