Alerting
/əˈlɜːr.tɪŋ/
noun — "the system’s way of screaming at you before things go wrong."
Alerting in information technology is the process of notifying administrators, operators, or systems about abnormal conditions, failures, or threshold breaches in IT infrastructure, applications, or services. It enables rapid response to incidents, helping maintain uptime, reliability, and security.
Technically, Alerting involves:
Network Monitoring
/ˈnɛtwɜrk ˈmɑnɪtərɪŋ/
noun — "watching your network like a hawk, so problems don’t sneak up on you."
Logging
/ˈlɑːɡɪŋ/
noun — "the art of making your software confess everything it just did."
Logging is the practice in information technology of recording events, messages, or state changes generated by software, applications, or systems. Logs provide a historical record of system activity, which can be used for debugging, auditing, monitoring, and analyzing system behavior. Effective logging is crucial for troubleshooting, detecting anomalies, and maintaining reliable IT operations.
Technically, Logging involves:
Security Information and Event Management
/ˌsiː-ˌaɪ-ˌiː-ˈɛm/
n. “The central nervous system for cybersecurity monitoring.”
SIEM, short for Security Information and Event Management, is a cybersecurity solution that collects, aggregates, analyzes, and correlates log and event data from various sources across an organization’s IT infrastructure. It provides real-time monitoring, alerts, and reporting to detect, investigate, and respond to security incidents.
Key characteristics of SIEM include: