Where to Buy a Digital Signature? Detailed A-Z Process and Pricing

Digital signature is an important tool with high legal validity in ensuring the authenticity of electronic transactions. Therefore, where to buy a digital signature and how to identify a reputable provider are issues that many business owners are concerned about. 1Office will answer all these questions in the article below.

Criteria for choosing a digital signature

Licensed by the state to provide digital signature services

The most important factor when choosing a digital signature service provider is legal validity. Given that the purpose of using a digital signature is to ensure the authenticity of documents and materials in the electronic environment, replacing handwritten signatures and conventional seals, this becomes extremely important.

For a digital signature to be valid and legally recognized, the provider’s digital signature service must have a solid legal basis.

Safety and security during use

A digital signature plays a crucial role in authenticating the identity of a business, individual, or organization. For a document signed with a digital signature, information about the signature’s owner will be displayed in the most detailed manner.

In case of a dispute related to the signed document, authorities can clearly verify the entity that applied the digital signature. Digital signatures have many applications, such as electronic tax filing, electronic customs declaration, social insurance registration, online bidding, online transactions, and sending emails.

For this reason, choosing the best digital signature service requires special attention to the security and safety provided by the supplier.

Good customer support

Integrating a digital signature into an organization’s or company’s operational processes will happen in sync with their development. However, technical issues can inevitably occur, preventing you from signing documents in a timely manner.

In this situation, immediate support from the provider is essential. Therefore, you should choose to buy a digital signature from a reputable provider with a 24/7 customer support department to quickly resolve and address any issues you encounter.

Reasonable cost for using a digital signature

When choosing to buy a digital signature, price is an important factor that businesses need to consider. Therefore, before deciding to purchase, you need to carefully review and research the digital signature quote, including:

• Does the quote include VAT?
• Does the quote include costs for activation, installation, or user guidance?
• Is that the final price for payment?
• Are there any other costs incurred when using the digital signature?

A reputable digital signature provider will give you a specific and detailed quote for each item, ensuring information safety and security. They will also provide support policies, detailed user guides, and assistance for activities after registering the digital signature, such as customs declarations, social insurance, and handling potential issues that the business may encounter.

In addition to the criteria mentioned, when buying a digital signature, you also need to pay attention to the following factors:

• Clearly define the purpose of using the digital signature for the business to choose the most suitable type.
• Evaluate the features of the digital signature: Prioritize types that can link and integrate well with other systems.
• Research and read reviews of digital signature software to choose the best and most secure product.
• Prepare contingency plans for when incidents occur by discussing with the provider before purchasing the product.

Where to buy the most reputable digital signature with the best discount?

1Sign Digital Signature

The 1Sign digital signature is developed and provided by 1Office – a digital signature service provider licensed by the Ministry of Information & Communications, trusted by over 6,000 businesses and millions of individual customers. The 1Sign digital signature helps individuals and organizations easily perform electronic transactions such as tax filing, customs declaration, social insurance, online payments, signing electronic documents and contracts, and more, right on their mobile phones.

Why should you buy the 1Sign digital signature from 1Office?

1Office is an all-in-one business management platform that provides comprehensive technology solutions for businesses. Among them, 1Office’s digital signature service is highly regarded for the following advantages:

Digitize business operational processes:

• Automate signing and submission workflows
• Simple and easy operations on a centralized management software
• Automatic notifications from approval and signing to relevant parties in the workflow
• Allows customization of forms, documents, and texts on the system for convenient signing

Solve 100% of security & storage challenges:

• Store all documents and records on a cloud platform
• Store documents by relevant groups of parties
• Easily search and manage by time, department, and operation
• Extract one or more documents easily
• Minimize the risk of scattered documents, ensuring absolute information security

Fully meets all electronic signing needs such as: texts, documents, contracts, and electronic transactions in Word, Excel, PDF formats…

• Issue e-invoices
• Declare/finalize taxes and insurance
• Sign electronic documents and contracts
• Bank transactions
• Electronic stock trading
• Authenticate e-government services

Register for a 1Sign digital signature consultation!

Detailed Digital Signature Service Price List

Currently, the 1Sign digital signature price list is a popular reference for many businesses due to its reasonable cost and quality. We invite businesses to refer to the digital signature price list provided by 1Office here:

View the 1Sign digital signature price list

How to register for a 1Sign digital signature and what to prepare?

To register for a 1Office digital signature, interested businesses, organizations, and individuals need to prepare a file including:

a) For organizations and businesses

To register for a digital signature, businesses need to prepare the following documents:

A notarized copy of the business registration certificate or a notarized copy of the operating license;

A notarized copy of the legal representative’s national ID card (or passport)

b) For individuals

For individuals, only a notarized copy of the digital signature user’s national ID card or passport is required for registration.

Viettel-CA Digital Signature

Viettel CA is proud to offer the Viettel Digital Signature service (also known as Viettel Digital Certificate) – a modern solution that ensures safety and security for your electronic transactions. Key features of the Viettel-CA Digital Signature:

• Safe: All data is encrypted, ensuring the highest level of security for your transactions.
• Secure: The system is equipped with the most advanced technologies to protect your data from cyber threats.
• Comprehensive: Provides all necessary features for electronic signing, completely replacing traditional handwritten signatures.
• Convenient: Easy to use, supported on multiple devices and operating systems.
• Legal: Has the same legal validity as a handwritten signature and is widely recognized in electronic transactions.

Corporate customers/organizations/companies or business households registering for Viettel-CA digital signature services will receive direct or remote support for several other services when purchasing for the first time or renewing their Viettel digital signature:

• Support for online tax declaration.
• Support for electronic customs and social insurance declarations.
• Support for signing banking, securities, and e-commerce transactions.
• Support for signing contracts and documents

FPT-CA Digital Signature

FPT-CA is a digital signature service developed by FPT Information System Corporation, a leading reputable digital signature certification service provider in Vietnam. With the FPT-CA digital signature software solution, you can conduct electronic transactions securely and reliably in various fields such as electronic customs, electronic social insurance, and electronic invoices.

FPT-CA digital signatures use RSA encryption technology, providing users with two types of keys: a public key and a private key. This helps ensure the security and safety of FPT digital signatures, preventing information leaks.

BKAV-CA Digital Signature

BKAV-CA is a product developed by the BKAV Technology Group. In addition to its digital signing feature for public administrative services and regular electronic transactions, BKAV-CA is also integrated into the State Treasury’s Online Public Service system, making it easier for businesses, organizations, and individuals to conduct transactions with this agency.

However, like other USB token digital signatures, BKAV-CA has the disadvantage of only being usable on a computer, not supporting multiple signers on the same document, and making it difficult to control the signing activities of multiple users.

VNPT-CA Digital Signature

VNPT-CA is a digital signature solution from the VNPT Telecommunication Services Corporation, legally recognized as equivalent to a company’s seal and signature. VNPT digital signatures can also be used in electronic transactions such as signing contracts, agreements, and for online business.

Furthermore, VNPT provides a support team to help users with installation and to resolve issues quickly. However, the price of VNPT digital signatures is among the highest on the market, making it unsuitable for newly established businesses or organizations.

Smartsign Vina-CA Digital Signature

Smartsign Vina digital signature is an electronic signature product provided by Vina Digital Signature Joint Stock Company and is officially distributed by NewCA. This product is regularly updated and improved to meet the needs of corporate customers.

EFY-CA Digital Signature

EFY-CA is a digital signature solution that allows users to digitally sign documents and conduct various electronic transactions such as declaring and paying taxes online, declaring customs, social insurance, commercial transactions, and electronic invoices. This helps make transactions faster and more secure, with a high level of confidentiality.

Safe-CA Digital Signature

SAFE-CA digital signature is a public digital certification service licensed by the Ministry of Information and Communications to Safe Digital Certificate Joint Stock Company, aimed at supporting businesses, organizations, and individuals in using digital signatures for electronic transactions. 

SAFE-CA’s service fully meets the standards for public Digital Certificates as regulated by the Ministry of Information and Communications and the National Electronic Authentication Center, ensuring the following characteristics:

• Integrity
• Authenticity
• Non-repudiation
• Confidentiality

CMC-CA Digital Signature

CMC-CA has officially become a digital certification provider and meets all strict requirements of international standards for technical infrastructure, including the FIPS PUB 140-2 Level 3 security standard, a Tier 3 standard Data Center, PKCS cryptographic standards, a transnational transmission system, and a direct connection to the Southeast Asia A-Grid terrestrial cable network…

CMC-CA digital signature is a useful solution that can solve data security issues in electronic transactions such as Customs, Tax, electronic Social Insurance, Banking, Securities, and documents.

FASTCA Digital Signature

FastCA provides digital certificates for clients such as agencies, organizations, and individuals to use in public electronic transaction activities, including digital certificates for individuals, digital certificates for organizations and businesses, as well as digital certificates for officials and employees of organizations and businesses.

FastCA’s technical infrastructure and encryption and security measures fully comply with the technical regulations and mandatory standards for digital signatures and digital signature certification services according to Circular 06/2015/TT-BTTTT.

FastCA’s digital certificates can be used in public electronic transaction activities such as: electronic customs, electronic social insurance,  electronic tax, online business registration, electronic certificate of origin, electronic bidding, and the national single-window portal, …

See more: Digital Signatures and Electronic Invoices – Some Regulations You Need to Know

Misa eSign Digital Signature

MISA eSign allows users to digitally sign electronic invoices, file tax reports, or sign documents directly on their mobile phones. The software also supports multiple people signing the same document simultaneously and accommodates issuing invoices from various locations.

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We hope the information 1Office has shared above helps answer your questions about “Where to buy the most reputable, best, and most discounted digital signature?” as well as how to identify a reputable digital signature service provider to choose the safest and most reliable digital signature software for documents. For a detailed consultation on 1Sign digital signature packages, contact the 1Office consulting team today!

Request a 1Sign digital signature consultation!