Delay Attacks on the German Smart Metering Infrastructure: A Security Analysis of CLS Channel Timing Constraints

arXiv:2608.03751 · cs.CR · Submitted 2026-08-04 · Read on arXiv

Fabio Stoll, Benjamin Pottkamp, Heiko Lorenz, Shalaka Kale, Jessica Rövekamp, Joachim Gerlach

cs.CR

Submitted: 2026-08-04

Code: https://github.com/KEO-cls-eedi/specification

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

Trace — 13× in this paper · explained in 2 episodes
Communication Overhead — 6× in this paper · explained in 2 episodes
Test Environment — 5× in this paper
Core — 4× in this paper · explained in 2 episodes
Editor — 4× in this paper · explained in 2 episodes
German Smart Metering Infrastructure — 4× in this paper
Wide Area Network — 4× in this paper
Controllable Local System — 3× in this paper
Generalizability — 3× in this paper · explained in 6 episodes
Generalization — 3× in this paper · explained in 14 episodes
Specific Communication Service Mapping — 2× in this paper
Transport Layer Security — 2× in this paper
Abstraction — 1× in this paper · explained in 1 episode
Clarity — 1× in this paper · explained in 3 episodes
Dumbest Assumable Protocol — 1× in this paper
Fingerprinting — 1× in this paper · explained in 2 episodes
LAAs in the Central European — 1× in this paper
Limit of Active Power Consumption — 1× in this paper
Metering Point Operator — 1× in this paper
Physikalisch-Technische Bundesanstalt — 1× in this paper
Technology Readiness Level — 1× in this paper
Transformer — 1× in this paper · explained in 2 episodes
Transmission Control Protocol — 1× in this paper
Verification — 1× in this paper · explained in 2 episodes

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