Opsec Cyber machine learning Archives - Page 3 of 7

Category Archives: machine learning

Inserting a Backdoor into a Machine-Learning System

October 11 2022 By Bruce Schneier in machine learning, Security

Interesting research: “ImpNet: Imperceptible and blackbox-undetectable backdoors in compiled neural networks, by Tim Clifford, Ilia Shumailov, Yiren Zhao, Ross Anderson, and Robert Mullins:

Abstract: Early backdoor attacks against machine...
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Attacking the Performance of Machine Learning Systems

June 16 2022 By Bruce Schneier in machine learning, Security

Interesting research: “Sponge Examples: Energy-Latency Attacks on Neural Networks“:

Abstract: The high energy costs of neural network training and inference led to the use of acceleration hardware such as...
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Manipulating Machine-Learning Systems through the Order of the Training Data

May 25 2022 By Bruce Schneier in machine learning, Security

Yet another adversarial ML attack:

Most deep neural networks are trained by stochastic gradient descent. Now “stochastic” is a fancy Greek word for “random”; it means that the training...
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Undetectable Backdoors in Machine-Learning Models

April 19 2022 By Bruce Schneier in machine learning, Security

New paper: “Planting Undetectable Backdoors in Machine Learning Models“:

Abstract: Given the computational cost and technical expertise required to train machine learning models, users may delegate the task of...
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Using Radar to Read Body Language

March 8 2022 By Bruce Schneier in machine learning, Privacy, Security, surveillance

Yet another method of surveillance:

Radar can detect you moving closer to a computer and entering its personal space. This might mean the computer can then choose to perform...
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Sophos 2022 Threat Report: Malware, Mobile, Machine learning and more!

November 9 2021 By Paul Ducklin in machine learning, Malware, Mobile, Security, Security threats, SophosLabs

The crooks have shown that they're willing to learn and adapt their attacks, so we need to make sure we learn and adapt, too.

Sophos Threat Report 2022: Malware, Mobile, Machine learning and more!

November 9 2021 By Paul Ducklin in machine learning, Malware, Mobile, Security, Security threats, SophosLabs

The crooks have shown that they're willing to learn and adapt their attacks, so we need to make sure we learn and adapt, too.

Using Machine Learning to Guess PINs from Video

October 19 2021 By Bruce Schneier in machine learning, Privacy, Security

Researchers trained a machine-learning system on videos of people typing their PINs into ATMs: By using three tries, which is typically the maximum allowed number of attempts before the card...

Hiding Malware in ML Models

July 27 2021 By Bruce Schneier in machine learning, Malware, Security

Interesting research: “EvilModel: Hiding Malware Inside of Neural Network Models”.

Abstract: Delivering malware covertly and detection-evadingly is critical to advanced malware campaigns. In this paper, we present a method...
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