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SIEM

13 articles on SIEM.

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IOC Retrohunting: Investigating Historical Logs Reliably
Threat Intel2026-09-17

IOC Retrohunting: Investigating Historical Logs Reliably

Run reliable IOC retrohunts by separating event time, intelligence availability, and validity, then document historical evidence and the limits of negative results.

11 min read
TAXII Threat Feeds: Build a Continuous SIEM Integration
Threat Intel2026-09-02

TAXII Threat Feeds: Build a Continuous SIEM Integration

Connect an isMalicious TAXII collection to your SIEM with safe pagination, durable checkpoints, validation, monitoring, and recovery.

6 min read
Kubernetes Audit Logs: Threat Detection Guide
Cloud2026-08-24

Kubernetes Audit Logs: Threat Detection Guide

Turn Kubernetes audit logs into detections for privilege abuse, secret access, persistence, risky exec, and control-plane compromise.

4 min read
YARA vs Sigma: Which Detection Rule Should You Use?
Malware2026-08-24

YARA vs Sigma: Which Detection Rule Should You Use?

Compare YARA and Sigma by data source, purpose, portability, performance, false positives, testing, and threat-intelligence workflow.

4 min read
isMalicious vs OpenCTI: Why This Is the Wrong Comparison (and How They Work Together)
Threat Intel2026-08-23

isMalicious vs OpenCTI: Why This Is the Wrong Comparison (and How They Work Together)

OpenCTI is a threat intelligence platform and knowledge graph. isMalicious is a data provider that feeds it. Teams searching for an OpenCTI alternative usually need a feed, not a replacement TIP.

6 min read
isMalicious vs Recorded Future: When a Threat Data API Makes More Sense Than an Enterprise Intel Program
Threat Intel2026-08-22

isMalicious vs Recorded Future: When a Threat Data API Makes More Sense Than an Enterprise Intel Program

Recorded Future delivers finished intelligence and analyst support at enterprise scale. isMalicious delivers self-serve enrichment and feeds without a sales cycle. The right choice depends on whether you need strategic reports or automated verdicts.

6 min read
STIX/TAXII Threat Feeds: Operational Guide for OpenCTI, MISP, and SIEM Pipelines
Threat Intel2026-08-20

STIX/TAXII Threat Feeds: Operational Guide for OpenCTI, MISP, and SIEM Pipelines

How to wire STIX 2.1 and TAXII 2.1 collections into OpenCTI, MISP, or your SIEM — what to poll, how to handle confidence and aging indicators, and where enrichment APIs fit alongside feed ingestion.

9 min read
isMalicious vs MISP: Why This Is the Wrong Comparison (and What to Compare Instead)
Threat Intel2026-08-13

isMalicious vs MISP: Why This Is the Wrong Comparison (and What to Compare Instead)

MISP is where you store and share indicators. isMalicious is where indicators come from. Teams searching for a MISP alternative are usually looking for a feed, not a replacement platform.

6 min read
isMalicious vs Cisco Talos: Reputation Lookups Outside the Cisco Stack
Threat Intel2026-08-12

isMalicious vs Cisco Talos: Reputation Lookups Outside the Cisco Stack

Talos reputation is excellent and it lives inside Cisco products. If your stack is not Cisco, or you need an API rather than a web form, that is where the comparison starts.

6 min read
Bulk IP and Domain Lookups: Designing Indicator Enrichment That Survives Real Volume
Threat Intel2026-08-11

Bulk IP and Domain Lookups: Designing Indicator Enrichment That Survives Real Volume

One incident produces hundreds of indicators, and per-indicator lookups are where triage stalls. Here is how to build a batch enrichment pipeline that respects quotas, deduplicates properly, and fails gracefully.

7 min read
SOC Alert Fatigue: How Threat Intelligence Reduces False Positives Without Hiding Real Attacks
SOC2026-06-04

SOC Alert Fatigue: How Threat Intelligence Reduces False Positives Without Hiding Real Attacks

Alert fatigue is not a staffing problem alone. SOC teams need better evidence, source quality, confidence bands, and enrichment workflows that turn noisy alerts into defensible decisions.

8 min read
SIEM and SOAR Threat Intelligence Enrichment: Workflows, Field Mapping, and the Metrics That Keep Teams Sane
Threat Intel2026-05-01

SIEM and SOAR Threat Intelligence Enrichment: Workflows, Field Mapping, and the Metrics That Keep Teams Sane

A SOAR playbook without enrichment is a ticket printer. A SIEM with unbounded threat feeds is a bill. Here is a practical way to design enrichment for Splunk, Sentinel, or Elastic-style stacks—what to store, when to run playbooks, and what to report upward.

6 min read
Proxy, VPN, Tor, and Datacenter IPs: A Decision Matrix for WAF, Fraud, and SIEM Rules (Without Breaking Real Users)
Research2026-04-29

Proxy, VPN, Tor, and Datacenter IPs: A Decision Matrix for WAF, Fraud, and SIEM Rules (Without Breaking Real Users)

Not every "datacenter" IP is malicious, and not every Tor exit is a fraudster. This matrix-style guide helps you combine IP type signals with reputation and product context for safer, explainable security decisions.

5 min read