Blog

Field notes and practical insights.

Short posts you can share internally.

April 23, 2026

What a Spoofed Parallel Track Looks Like

One of the most dangerous GNSS anomalies is not a chaotic failure, but a clean-looking route that has quietly shifted into the wrong corridor.

April 22, 2026

What a Position Jump Actually Means

A sudden location jump is not just a display oddity. It is a high-value warning that the reported position may no longer be physically believable.

April 21, 2026

How a Stale GPS Feed Creates False Confidence

A frozen or delayed GPS feed can be dangerous precisely because it still looks present, creating the illusion of certainty after the position has stopped updating properly.

April 18, 2026

When Dead Reckoning Starts to Look Too Neat

When a live fix is lost but the vessel track continues in a clean estimated line, the visual continuity can create more confidence than the situation deserves.