09 câu hỏi kiểm tra các kiến thức cơ bản về bảo mật STM32 TAPIT 4 years ago 09 CÂU HỎI KIỂM TRA CÁC KIẾN THỨC CƠ BẢN VỀ BẢO MẬT STM32 Nguồn: STMicroelectronics 1. What is the link register in Cortex M ? It contains the address of current executed instruction It contains the return address of function call If is used to link 2 registers 2. This information is present in a certificate : An encrypted public key A private key encrypted with its signature A public key with its signature 3. What is a secure boot purpose ? A mechanism that ensures boot code never crash A mechanism that ensures application code executed is genuine A mechanism that ensures your IOT device is registered to a server 4. What is the meaning of RDP ? Real Dual Protection Reinforced Dual Protection ReaDout Protection 5. When using asymmetric cryptography, which key is used to check a signature ? The private key The public key 6. Can a Non-Secure interrupt occur during execution of Secure service in TrustZone environment ? No Yes 7. What is the role of the firewall on STM32 ? A hardware mechanism to create a security enclave A hardware mechanism used to protect against attack on the debug port A software system that filters illegal memory accesses 8. What is SHA256 ? An encryption algorithm A signature algorithm A hash algorithm 9. To encrypt a big datafile, it’s better to use : Asymmetric cryptography Symmetric cryptography Symmetric or Asymmetric, it’s just a different security scheme Loading … {{#message}}{{{message}}}{{/message}}{{^message}}Your submission failed. The server responded with {{status_text}} (code {{status_code}}). Please contact the developer of this form processor to improve this message. Learn More{{/message}}{{#message}}{{{message}}}{{/message}}{{^message}}It appears your submission was successful. Even though the server responded OK, it is possible the submission was not processed. Please contact the developer of this form processor to improve this message. Learn More{{/message}}Submitting…
