What is Cyber Security in 2021?

What is Cyber Security? Cyber security prevents hackers from invading, spreading viruses, and leaking information. Cybersecurity technicians monitor the system’s security, pay attention to the latest system security reports and statistical reports to improve system security policies, and educate technical staff and non-technical users about the principles and strategies. The demand for cyber security in…

What is RFID? 

What is RFID? In recent years, Hong Kong citizens have been required to replace their smart ID cards, the awareness of personal data protection, especially the rapid development of electronic technology, has been highly discussed shortly. RFID is the abbreviation of Radio Frequency Identification, which is a kind of magnetic technology. When the radio passes…

Data sales: “I agree”

Data sales: “I agree” In recent years, privacy has become an issue of concern. No matter you are using an app or applying for a store membership, there will be a fine word stating “Relevant Terms and  Conditions Restrictions” at the bottom of the app or website. Have you carefully checked the content? The “Third…

Know more about APT! What is it use for?

What is APT? APT(Advanced Package Tool), is a free-software user interface that works with core libraries to handle the installation and removal of software on Debian, Ubuntu, and related Linux distributions. APT simplifies the process of managing software on Unix-like computer systems by automating the retrieval, configuration and installation of software packages, either from precompiled…

Know more about SSL! 3 reasons explaining why do we need it

What is SSL? Secure Sockets Layer (SSL), is a cryptographic protocol designed to provide communications security over a computer network. Several versions of the protocol are widely used in applications such as email, instant messaging, and voice over IP, but its use as the Security layer in HTTPS remains the most publicly visible. How it works? The SSL certificate is installed on the server, but…