Scantide Guard Guide

Security Event Retention: Why an Agent Must Not Grow Forever

Security agents collect valuable history, but unbounded event databases eventually become an operational problem. Retention, rollover and centralization are part of reliable security design.

Technical guideUpdated 25 September 2026Scantide Guard
Short answer: Security agents collect valuable history, but unbounded event databases eventually become an operational problem. Retention, rollover and centralization are part of reliable security design.

Security history is valuable

Blocked attacks, successful and failed logins, reputation lookups and monitor evidence are useful for troubleshooting, reporting and incident review. Deleting everything immediately would throw away context.

Unlimited local growth is not a strategy

An older brute-force protection product eventually encountered a hard local database size limit that could stop the protection service from operating correctly. The lesson is broader than that specific implementation: a security control must manage its own storage.

Retention should be deliberate

Local history needs configurable retention, cleanup and sensible limits. High-volume verbose evidence may need shorter retention than block decisions or important security events.

Central systems can retain the wider history

Datacenter is a more appropriate place for fleet-wide summaries and longer-term visibility than forcing every protected host to keep an ever-growing local database.

Health checks should detect storage problems before protection stops

Disk space, database errors, queue growth and cleanup failures should be visible operationally. A protection engine failing because its own telemetry filled the disk is an avoidable failure mode.

Practical depth: examples, failure modes and what to verify

Source note: current Scantide material describes the present platform. Older JufCorp/Red Cloud material is retained as field experience and historical context. Old product names, versions and configuration examples are not presented as current requirements.

Current Scantide detail

Current Scantide source: Scantide Guard Product & Server Security Guides

Use Scantide Guard assessment reporting to review system health, security posture, software, CVEs, lifecycle, services, disks, firewall and other server evidence.

Current Scantide source: RDP Brute Force Protection for Windows Server

Windows Security Event ID 4625 is a common failed-logon source. Guard also supports other trusted authentication evidence depending on the configured collector.

Current Scantide source: Fail2ban Alternative for Windows & Linux

Windows administrators often need RDP, Windows Security Event, IIS/RDWeb and SQL Server failed-login handling that fits naturally into Windows operations.

Current Scantide source: Windows & Linux Server Security Assessment

Blocking attacks is only one part of server security. Guard assessment reporting brings operational posture, software inventory and vulnerability/lifecycle context into the same product family so administrators can see what needs attention beyond the current attacker.

Current Scantide source: Scantide Guard Product & Server Security Guides

Extend Guard beyond its preinstalled collectors. Turn Windows Event channels and application log files into Guard security evidence with custom parsers, failed/successful authentication classification, per-monitor policies and Datacenter-managed distribution.

Field experience from the archive

Historical source · JufCorp: Security Reality Check: Why a Perfect Score Doesn't Mean You're Safe

A perfect security score (100) does not mean your systems are fully protected. This automated scan detects common vulnerabilities but cannot identify all security risks. Results may contain false positives or miss certain vulnerabilities. Always verify findings manually and implement additional security measures.

This automated scanner focuses on infrastructure vulnerabilities, exposed services, and configuration issues. However, many critical security threats require manual testing, code review, or specialized tools. Ensure your security strategy addresses the following areas:

Historical source · JufCorp: Mitigation strategies for securing server environments

Implement 'essential' mitigation strategies to: recover data and system availability limit the extent of cyber security incidents detect cyber security incidents and respond.

Implement 'essential' mitigation strategies to: prevent malware delivery and execution limit the extent of cyber security incidents detect cyber security incidents and respond.

Historical source · JufCorp: Securing Windows Server with a baseline security

1. Make sure all of your software is updated with all security patches. This includes the Windows operating system but also Adobe, Java,Office and any software really. This reduces the risk for so called 0day attacks or your server being compromised by software bugs.

Historical source · JufCorp: F Secure PSB Computer Protection finns nu som nedladdning på JufCorp

Anti-malware: Significantly revised scanning architecture using the latest technology from the F-Secure Lab. Unifies behavior of security components and brings the possibility to add new security features more easily in the future.

Practical review checklist

Frequently asked questions

Why keep local security history at all?

It supports troubleshooting, audit and incident review, especially when operating-system logs rotate or are cleared.

Should Datacenter replace all local retention?

No. A practical design keeps enough local state for autonomous operation while centralizing broader history and fleet visibility.

Use the same principles with Scantide Guard

Scantide Guard combines preconfigured collectors, Custom Monitors, per-monitor policy, successful-login learning, explainable firewall enforcement and optional Datacenter management across Windows and Linux.

Explore Scantide Guard Custom Monitors Datacenter