MeSign, an attitude to the online life. Protect online privacy.
Encrypt every email. Sign every document.

MeSign Technology provides an innovative, easy-to-use email encryption service and electronic document signature service to meet the needs for privacy protection of email content and trusted paperless application. Users use MeSign APP to realize fully automatic email encryption and digital signature, fully automatic electronic document signature and encryption, and fully encryption on electronic contract signing. This solution not only meets or exceeds the requirements of the EU General Data Protection Regulation (GDPR) for the protection of user privacy information. Email encryption services and electronic document signature services use globally trusted digital certificate to achieve digital signature and encryption.

Using MeSign APP on achieving fully automatic email encryption on the entire email transmission, all emails are encrypted first before sending out from user’s computer, this end-to-end email encryption ensures the confidential information in email will not be illegally stolen or tampered with, and the email is stored in user’s mail server in ciphertext. We believe that all important things should be sent by the encrypted emails with MeSign APP to ensure these important things can be securely delivered by encrypted emails.

Using MeSign APP on achieving the contract e-signature and Document D-signature in user’s computer locally, and there is no need to upload the original PDF file to be signed to the e-signing service platform, which truly protects the personal privacy and business secrets in the contracts and in the documents. We believe that all important contracts and documents should be signed locally using MeSign APP to ensure that there is no chance to leak these important contracts and documents whiling the e-signing process.

Please choose the appropriate e-mail encryption service edition and e-sign document service edition. We provide free services and charged services with clear pricing, and you do not have to worry about rising costs or other hidden costs. MeSign Contract E-signature Services support signing process in English and Chinese, it is especially suitable to sign the contract for cross border trading and cooperation with China, the signed e-contract PDF file is trusted by Adobe Reader and global legal effect including in China. Click here to view services pricing details, all services and products are provided with a 7-day unconditional money-back guarantee, please feel free to buy.

MeSign APP

a free Encrypted Email Client
  • S/MIME encryption automation
  • S/MIME signature automation
  • Message timestamp automation
  • Email certificates automation
Only 3 minutes
Download & install , Encrypted

Use MeSign APP to encrypt every email automatically for FREE
Talk important thing in encrypted email. Encrypt the email in its lifecycle.

Email is a must for work and life. However, email is "postcards" (send and receive in cleartext), which cannot guarantee the security of email confidential information in email transmission and in the mail server storage. How to do?

MeSign APP, a free encrypted email client software, used to send, receive and manage email, fully automatically apply and install email certificate for free, fully encrypt every email with S/MIME standard and store every email in cipher text in the mail sever to protect the email security.

MeSign APP, make the email be encrypted in its lifecycle to protect privacy and secret.

More details

Use MeSign APP to sign e-contract locally
Sign the important contract locally, more secure, global legal effect.

Electronic contract is an inevitable trend. However, how to ensure that the electronic contract will not reveal confidential information during the signing process? How to ensure that the signed electronic contract has legal effect globally?

MeSign APP, a document e-signature & encryption tool software, provides PDF documents digital signature automation service and digitally signing contract automation services with free timestamping service. All document is signed using Adobe global trusted PDF Signing Certificate, global legal effect.

Users can use MeSign APP to complete the electronic contract signing on the local computer without uploading the contract file to be signed to the e-signature service platform, effectively protect the business secret and personal privacy. It can also be used to sign employment agreement to ensure the security of confidential information between employers and employees.

More details Buy employment agreement e-signature service

MeSign APP

a document e-signature & encryption tool
  • Document e-signing & encryption
  • Contract E-signature automation
  • e-Contract has legal effect globally
  • E-signature timestamp automation
  • PDF signing certificate automation
Only 3 minutes
Download & install , Signed

MeSign APP

a free Encrypted Email Client
  • S/MIME encryption automation
  • S/MIME signature automation
  • Message timestamp automation
  • Email certificates automation
Only 3 minutes
Download & install , Encrypted

Use MeSign APP to digitally sign email automatically
Let every email have a trusted identity to eliminate email fraud completely.

Email is a must for work and life. However, email fraud has become a persistent security problem in Internet, and many users around the world are hurt by fraudulent emails every day. How to do?

MeSign APP, a free encrypted email client software, used to send, receive and manage email, fully automatically apply and install email signing certificate. Make every email have a trusted identity and completely solve the persistent problem of email fraud.

More details

Establish Cryptography Key Management System On-Premise
To manage your encryption keys locally and independently.

MeSign email encryption certificate private key is hosted on the MeSign KMS by default, which is convenient for users to use MeSign APP to retrieve the encryption key from any device at any time to decrypt the encrypted email.

For some organizations that have higher requirements for encryption key management and control, they can purchase the MeSign Enterprise Key Management System (Enterprise KMS) to realize the key management localization and self-control for employee's email encryption and document encryption. All computers and mobile devices of employees must be able to connect to the EKMS in order to obtain the private key of the encryption certificate.

MeSign EKMS is designed for email encryption and document encryption to enable users to manage their keys independently.

More details

Deploy Email Gateway for Email Encryption Automation
Encrypt email automatically without changing email client.

MeSign Mail Gateway supports fully automatic email encryption and decryption, so that employees can automatically encrypt email using any email client. At the same time, it integrates the cloud virus killing service provided by 360 Security Brain to check the hyperlink URL security and email attachment security in the email, integrates the SPAM intelligent identification and interception system and provides data leak prevention.

To deploy MeSign Mail Gateway, user needs to purchase MeSign Key Management Service used for mail encryption for each employee, so that all employees can realize automatic email encryption and decryption and electronic document encryption and decryption.

More details

Use MeSign APP to sign & encrypt PDF document automatically
Do not believe in unsigned documents. Digitally sign every PDF document.

Electronic documentation is an inevitable trend. However, how to ensure that electronic documents will not be counterfeited, tampered and leaked? How to ensure the signed documents has legal effect?

MeSign APP, it is also a document e-signature and encryption tool, which can be used to digitally sign and encrypt document, automatically configure Adobe trusted PDF Signing Certificate and trusted e-Seal. User does not need to upload the document to be signed to the e-signing service platform, instead of signing document locally in MeSign APP, thereby effectively protecting the confidential information in documents.

MeSign APP, makes the Document D-signature more convenient and makes the document more secure and trusted.

More details

MeSign APP

a document e-signature & encryption tool
  • Document e-signing & encryption
  • Contract E-signature automation
  • e-Contract has legal effect globally
  • E-signature timestamp automation
  • PDF signing certificate automation
Only 3 minutes
Download & install , Signed

Deploy e-Signature System for e-Signing Contract & Document
Docking business system, realize trusted paperless.

For large enterprises with a large number of contracts signing and documents signing and need to dock with the internal management system to implement fully automated contract signing and document signing, enterprises can call e-Sign API to implement contract signing and document signing. If the enterprise does not have the PDF signature programming capability or want to have a time-to-market solution, enterprise can purchase the MeSign e-Signature System to implement PDF file signing.

In order to fully realize the trusted paperless application for all electronic documents involved in enterprise business management, enterprises need to deploying E-sign API call system or MeSign e-Signature System docking management system, ensuring that the business confidential information in the contracts and documents does not leave Internal management system.

More details

MeSign Trusted Identity Validation Service
Trusted, Because of Validated.

MeSign Technology, let every email and every document have an identity (digital signature), completely eliminate email fraud and document fraud. To "have an identity", user must pass the identity validation.

Users that have purchased Email Signature Service Pro, Contract E-signature Service and Document D-signature Service must provide identity proof documents for identity validation. After passing the validation, then users can use the service they have purchased.

More details

Retrieving public key for sending encrypted email automatically
Call Mail API for free to encrypt all outgoing email.

MeSign APP enables users to automatically send encrypted emails, but emails automatically sent by management systems are still cleartext messages that can’t protect user’s privacy. MeSign has opened MeSign CerDB (public key database) for free to let user can retrieve encryption certificate public key, to encrypt all outgoing email automatically.

The business management systems of government agencies, public service agencies, financial institutions, and large enterprises can obtain the public key of the encryption certificate for any email account for free by calling the e-Mail API to send encrypted mail to end user automatically, and effectively protect user's personal privacy information and business secret.

More details

Offers for education and nonprofit

For Schools, Teachers, Students

With a valid school email address(*.edu.##), get more services for free or discount:

  1. Email Signature Service Pro: for school: 50% off; for teachers & students: free
  2. Document D-signature Service: 50% off
  3. Contract E-signature Service: 50% off
  4. Vp Email Certificate: 50% off
  5. PDF Signing Certificate (USB Token): 50% off
Apply Now
For Nonprofit Organizations

Nonprofit organization might be eligible for 50% off discount for following services:

  1. Email Signature Service Pro
  2. Document D-signature Service
  3. Contract E-signature Service
  4. Vp Email Certificate
  5. PDF Signing Certificate (USB Token)
Apply Now

Frequently Asked Questions (FAQ)

Our customers are all over the world and all walks of life
Hundreds of thousands of users in more than 163 countries and regions are using our products and services


More

Choose MeSign, Choose to protect personal privacy.

Choose MeSign, Choose to protect business secrets.