MeSign博客

The world’s first free email service was Hotmail.com, which was launched in July 1996. It was later acquired by Microsoft and became the current Outlook.com free email service. There are also Google’s Gmail.com, Yahoo yahoo.com, etc., all of which are currently free email services commonly used worldwide. The first free email service in China was […]

“Trust because of Encryption” is the theme slogan of this revision of the MeSign official website. This is the crystallization of the author’s 17 years of experience in CA industry and certificate application industry. Trust because of Encryption and Security because of Trust, this is also one of the future development directions of network security. […]

The author checked the introduction of secure emails on the websites of more than 20 well-known banks around the world. The official websites of banks have introduced how the bank guarantees the security of emails sent to users, how to send encrypted emails to users, or tell users how to do and what to pay […]

Zero Trust is a security concept, that is, not trusting anyone or anything. Although this is not a new technology, it is an innovative security concept that points out a clear direction for the development of network security in the era of digital transformation. Especially in the current global epidemic, remote office has become the […]

“Zero Trust” is a very hot term in the cyber security community. Major security vendors have launched corresponding products and solutions. After a rough understanding of these solutions, the author believes that Zero Trust, using PKI (Public Key Infrastructure) technology, can be simpler! The current solutions are too complicated, the implementation cost is too high, […]

Cryptography as a Service is becoming a hot service of cloud computing services. Not only Amazon Cloud, Microsoft Azure, Google Cloud, Alibaba Cloud, Tencent Cloud, Huawei Cloud, etc. have already provided cloud cryptographic services, and cryptographic equipment manufacturers, cryptographic system developers, and CAs have also begun to provide cloud cryptographic services, which shows that everyone […]

What is timestamp? The timestamp is the signature data generated using digital signature technology. The object of the signature includes information such as original data, signature parameters, and signing time. The timestamp system is used to generate and manage timestamp data. The timestamping certificate is used to digitally sign the signature object to generate timestamp […]

The mail transmitted by post office has postmark, this everyone knows. Wikipedia introduce “Postmark” like this: A postmark is a postal marking made on an envelope, parcel, postcard or the like, indicating the place, date and time that the item was delivered into the care of a postal service, or sometimes indicating where and when […]

There are three hurdles in email encryption. The first hurdle is to apply for an email certificate. This is easy to understand. Without an email certificate, email encryption cannot be achieved. This is the foundation and basic condition. The second hurdle is the public key exchange. How to pass this hurdle has been clearly explained […]

There are three hurdles in email encryption. The first hurdle is to apply for an email certificate. This is easy to understand. Without an email certificate, email encryption cannot be achieved. This is the foundation and basic condition. How to pass this hurdle will be explained in detail in the next blog post. The second […]

There are three hurdles in email encryption. The first hurdle is to apply for an email certificate. This is easy to understand. Without an email certificate, email encryption cannot be achieved. This is the foundation and basic condition. How to pass this hurdle will be discussed in detail in the next blog post. The second […]

The author believes that many readers are familiar with the term “SaaS“, but considering that some non-IT readers may not know it, let me briefly introduce SaaS. SaaS is Software as-a-Service. SaaS is an innovative software application model that has emerged in the 21st century with the development of Internet technology, cloud computing technology and […]

The author believes that many readers are familiar with the term “SaaS“, but considering that some non-IT readers may not understand it, let me briefly introduce SaaS. SaaS is Software as-a-Service. SaaS is an innovative software application model that has emerged in the 21st century with the development of Internet technology and cloud computing technology […]

At present, mobile OA is very hot in China, and the Internet service providers and software companies have entered the mobile OA service market. This article will pour cold water on this fire, because both users and capital need to calmly think about what kind of mobile office automation services do users need? Baidu Wiki […]

In recent years, with the popularization and application of mobile Internet and the vigorous promotion of e-government services by governments in many countries, it can be said that basically all government affairs can be handled online in many countries. Not only that, but the paperless of license documents such as e-licenses and e-invoices has also […]