Jamming Effects on Random-Communication Multi-Agent Systems
Multi-agent consensus under jamming attack analyzed with deterministic-plus-random communication timing and ternary control; stochastic conditions ensuring finite-time consensus.
Security Devices & Systems
Troubleshooting Firewall Login Failures
Guide to DC FW-1800 firewall login and troubleshooting: default admin creds, factory reset steps, using console to find management IP, enabling web management and ports.
Smoke Alarm Design with RJM8L151S
Technical overview of a battery-powered smart smoke detector with NB module communication, battery monitoring, alarm logic and installation use cases for engineers.
Overview of Network Security Devices
Overview of common network security devices—routers, switches, proxies, firewalls, load balancers, IDS/IPS, SIEM, DLP and UTM—definitions, functions, and security roles.
CentOS 7 Firewall: firewalld and iptables Examples
Technical guide to CentOS 7 firewall management: compares firewalld and iptables, explains zones, netfilter concepts, iptables tables, chains, commands and rule management.
Key Distribution in Network Security
Comprehensive key distribution overview covering KDC-based symmetric key distribution and Kerberos ticket flows, plus public key certification and CA trust.
Secure Boot Based on CMAC
Automotive security requirements covering hardware security, secure boot (signature/MAC/CMAC), secure update processes, cryptographic HSM/SE and communication protection.
Common Cybersecurity Terms
Cybersecurity glossary covering malware, vulnerabilities, exploits, phishing, APTs, backdoors, privilege escalation, honeypots and key attack techniques for engineers.
Server Intrusion: Symptoms, Investigation, and Response
Linux incident response: investigation and remediation of SSH compromise, replaced system utilities, cron persistence, immutable file locks, and ld.so.preload malware.
Typical Access Control Wiring Diagram
Practical guide to access control installation: site survey, reader/controller and lock wiring, conduit and grounding best practices, and system commissioning.
Dual-Core Lockstep Safety Chip Technologies
Technical summary of dual-core lockstep safety chips, their hardware diagnostics, ISO 26262 requirements, representative MCU families, and design considerations.
Mechanisms of Data Security Situation Awareness
Overview of trusted data space and data security situation awareness: definitions, mechanisms, challenges, and recommendations for standardizing global data usage state.
