Cybervelia

Kernel-Level Stealthy Observation of TTY Streams

TTY Subsystem Interposition for Covert Operations

Feb 4 • Theodoros Danos

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January 2026

Hacking Django - From a Pentester's View

We dive into Django and discuss common vulnerabilities we find during pentests.

Jan 26 • Theodoros Danos

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June 2025

An In-depth research-based walk-through of an Uninitialized Local Variable Static Analyzer

Do you think the battle with ULVs is over? Think again.

Jun 2, 2025 • Theodoros Danos

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May 2025

Technical Analysis - A Compromise of a Bluetooth Smart Lock

This article details the successful compromise of a commercially available Bluetooth-enabled smart lock supporting fingerprint and wireless unlocking.

May 14, 2025 • Theodoros Danos

Reverse Engineering Helium Miner's BLE Comms

This article walks through reverse engineering the Helium Hotspot app to set up a fake (rogue) BLE device that looks like a real hotspot.

May 14, 2025 • Theodoros Danos

August 2023

Google Cloud Functions are Secure, only if you know how to use them!

Google Cloud Functions are improperly configured, leading to access control vulnerabilities

Aug 29, 2023 • Theodoros Danos

Norec Attack: Stripping BLE encryption from Nordic’s Library (CVE-2020–15509)

How I was able to disable BLE encryption without a blink

Aug 29, 2023 • Theodoros Danos

Common Developer Pitfalls: A Guide to Bolstering Security

“Breaking their Defense” Series

Aug 9, 2023 • Theodoros Danos

Breaking their Defense - Hacking Stories

An Eye-Opening Journey Through Eliminating Enterprise-Level Defenses

Aug 5, 2023 • Theodoros Danos

May 2023

Graphicator Tool!

Release of our new GraphQL tool named Graphicator

May 21, 2023 • Theodoros Danos

Attack Surface Intelligence? 5 tools to boost your results!

If you are working as a penetration tester, you must be aware of the 5 tools so you can enhance your results.

May 17, 2023 • Theodoros Danos

Do you develop an IoT product? Read the Top 10 vulnerabilities you should be aware!

If you are an indi-developer, a hardware company or a software company, you must be protected against the following vulnerabilities.

May 17, 2023 • Theodoros Danos