In the field of computing, program packing refers to executing a “pack” program before the original program runs, and then handing the program back to the original program. The benefit of this approach is that the true entry point (OEP) of the executable program cannot be easily found through conventional cracking methods, effectively preventing the … Read more
By | China UnionPay Zou Fen Yuan Hang Zhou Yongkai Gao Pengfei He Shuo In the context of data becoming a new production factor, security issues are crucial, and paying attention to data security has become a global trend. As “critical data resources” within the “national critical information infrastructure,” safeguarding financial data security is not … Read more
This article is an excellent piece from the Kexue Forum. Kexue Forum Author ID: wmsuper In industrial control systems, to prevent unauthorized modifications to configuration project files, many configuration software support encryption of project files. When opening a password-protected configuration project file, it is necessary to enter the correct password to view and edit the … Read more
Source | https://segmentfault.com/a/1190000015342043 We’ve previously written many articles on the well-discussed topic of HTTP and HTTPS, such as the one titled “From HTTP to HTTPS to HSTS,” which detailed the evolution of HTTP and HTTPS. That’s right, it’s the evolution of HTTP beast into HTTPS beast. So today, we mainly discuss what exactly HTTPS encrypts. … Read more
Introduction When we need to analyze firmware, the first step is to obtain the firmware. This can be done by downloading it from the official website, intercepting traffic to get the firmware, using a programmer to read the firmware from flash memory, or extracting it through serial debugging. After obtaining the firmware, the next step … Read more
Wi-Fi (Wireless Fidelity) has become one of the most widely used short-range wireless technologies due to its high transmission speed, long effective range, and high compatibility. For product designers, selecting the appropriate Wi-Fi chip is crucial. This article will review the Wi-Fi chips and parameters from manufacturers such as Broadcom and TI. Wi-Fi is a … Read more
After the large-scale chip shortage has come to a close, friends in the chip market have been somewhat affected by the wave of order cancellations, with the biggest change being less overtime. Previously, when there were orders, they would work overtime for testing (to verify the authenticity of chips), but now without orders, they are … Read more
In 1995, the European Telecommunications Standards Institute (ETSI) released the TETRA (Terrestrial Trunked Radio) standard, which has been widely used by police, military, and critical infrastructure agencies in various countries around the world. However, researchers discovered in 2023 that the encryption algorithms within the TETRA standard (such as TEA1) have serious vulnerabilities that could be … Read more
How to Use Python’s pycryptodome Library to Handle ECC Encrypted Data? To handle ECC (Elliptic Curve Cryptography) encrypted data using Python’s pycryptodome library, you first need to install the pycryptodome library and then use its elliptic curve encryption module. Here is a simple example demonstrating how to generate ECC key pairs, sign messages, and verify … Read more
Click the blue text aboveTansy Laboratory Get more automotive cybersecurity news 01 HSM (Hardware Security Module) In today’s digital world, the importance of information security is increasingly prominent. HSM, as a specialized computer device used to protect sensitive information and provide security services, plays a crucial role. The full name of HSM is Hardware Security … Read more