Cybersecurity blog

Encrypted DNS, DNSSEC, and DNS filtering solve different problems. Learn why the resolver a device actually uses determines which DNS policy applies.

Reduce mistaken security blocks with evidence-based tuning, narrow exceptions, and clear review workflows across email, web, network, and endpoint controls.

Compare internal and external network penetration testing, understand their coverage limits, and prepare a scope that answers your business risk question.

Understand what SPF, DKIM, and DMARC results establish, why authenticated messages can still be deceptive, and how to use those results in email review.

Compare SD-WAN and MPLS by application paths, performance, security, and operating responsibilities, including when a hybrid branch network makes sense.

Map application entry points, restrict unintended direct access, and verify the evidence that shows whether traffic can reach an origin around its WAF.

Use this practical checklist to define data custody, remote access, contract duties, component inventories, incident obligations, and an independent exit plan for ICS integrators.

Build useful SIEM visibility for identity-token issuance, refresh, acceptance, rejection, revocation, and session activity without logging the credential itself.

Prepare the roles, user pairs, customer environments, and test data needed to assess application access controls and understand gaps in test coverage.

A practical workflow for verifying vendor bank-detail changes, protecting trusted contacts, documenting approval, and escalating suspected payment fraud.

Use campaign difficulty, reporting behavior, response time, and documented follow-up to interpret phishing simulation results and decide what to improve.

Build a defensible remediation queue by combining technical severity with active exploitation, exploit likelihood, asset exposure, business impact, and verification.

Learn how to reduce attacks routed through compromised routers and edge devices with inventory, hardening, segmentation, traffic baselines, and centralized evidence.

It is always better to prevent a fire than to build an increasingly sophisticated system for dealing with one after it started.

Use a risk-based method to set searchable and archived security-log retention periods without confusing a default SIEM window with a complete policy.

Use a practical, evidence-focused checklist to evaluate connected-device security, vendor support, logging, updates, and end-of-life risk before purchase.

A practical plan for giving clients timely, accurate, and actionable updates during cyber incidents and major service outages.

Learn why OAuth consent phishing can survive password changes and how to review app permissions, revoke access, and reduce future risk.

What is password spraying and how can you protect against it?

How to Protect Industrial Control Systems From Remote Attacks

Three main problems perimeter protection faces, and how to fix them