Source:http://dwz.date/afUd 1. Basic Concepts of Encryption “Encryption” is a technology that restricts access to data transmitted over the network. The original data (also known as plaintext) is encoded into ciphertext by encryption devices (hardware or software) and keys. The process of restoring ciphertext back to the original plaintext is called decryption, which is the reverse … Read more
Source: blog.csdn.net/qq_36470686/ article/details/85206648 1. Overview In the field of security, using key encryption algorithms to encrypt the communication process is a common security measure. This method can ensure three goals of secure data communication: 1. Data confidentiality, preventing user data from being stolen or leaked. 2. Ensuring data integrity, preventing the user’s transmitted data from … Read more
Hello everyone, I am QiQi AI! Today, let’s explore the world of data encryption in Python. Imagine that PyCrypto is like a magical key🔑 that can turn your data into ciphertext that only specific people can understand. It’s like the password games we played in childhood, but this time it’s real professional encryption technology! Basic … Read more
If you are still using GSM phones based on earlier signal standards, you better be a bit cautious while using your phone. According to recent reports from foreign media, security researchers have found that they only need to use three NVIDIA GeForce GTX690 graphics cards (GPU) to crack the GSM A5 encryption algorithm. What Is … Read more
In recent years, the research and application of Advanced Driver Assistance Systems (ADAS) technology have rapidly developed in various related fields, indicating that automobiles are quickly entering a new ADAS world. The application scenarios of ADAS require its related functions to undergo sufficiently reliable testing to ensure that autonomous vehicles can operate safely and without … Read more
Join the senior engineering group for intelligent vehicles (autonomous driving, connected cockpit, commercial vehicles) via WeChat:17157613659 show your business card, limited to intelligent networked hardware and software suppliers and OEMs. Under the trend of “new four modernizations”, the automotive industry is restructuring its division of labor, and the electronic and electrical architecture of vehicles is … Read more
↑ Click on the above “Smart Manufacturing Home” Follow us Written in Front Hello everyone, I am Xiao Zhi, the owner of Smart Manufacturing Home~ Previously, we discussed the security of industrial control systems and analyzed the Modbus protocol and Siemens S7Comm protocol from a security perspective: Data Collection under MES and SCADA—Analysis of Siemens … Read more
1 Siemens Industrial Control System Industry Data Analysis According to statistics, in 2020, the share of medium and large PLCs in China’s industrial control system segment was 51.20%, while small PLCs accounted for 48.80%; regionally, European and American brands accounted for 63%, Japanese brands for 26%, and local brands only 11%; in terms of brands, … Read more
Click the arrow“blue text” to follow us!! With the rapid advancement of IoT technology, Bluetooth has become an indispensable role in the field of smart homes, leading the intelligent transformation of home life with unprecedented depth and breadth. From smart door locks and lighting systems to air conditioning and other appliances, Bluetooth technology, with its … Read more
Smart home devices, like magical sprites of the technological era, quietly enter our lives, bringing unprecedented convenience and comfort to our home life. Below are some practical tips for choosing smart home devices that suit your needs and enhance your daily convenience. Clarify Needs and Budget Before embarking on the journey of smart home technology, … Read more