Opsec Cyber Bruce Schneier, Author at Opsec Cyber

I Am Parting With My Crypto Library

July 30 2021 By Bruce Schneier in books, Security

The time has come for me to find a new home for my (paper) cryptography library. It’s about 150 linear feet of books, conference proceedings, journals, and monographs —...

Storing Encrypted Photos in Google’s Cloud

July 30 2021 By Bruce Schneier in Google, Security

New paper: “Encrypted Cloud Photo Storage Using Google Photos“:

Abstract: Cloud photo services are widely used for persistent, convenient, and often free photo storage, which is especially useful for...
Read more

AirDropped Gun Photo Causes Terrorist Scare

July 29 2021 By Bruce Schneier in Security

A teenager on an airplane sent a photo of a replica gun via AirDrop to everyone who had their settings configured to receive unsolicited photos from strangers. This caused...

De-anonymization Story

July 28 2021 By Bruce Schneier in Privacy, Security, surveillance

This is important:

Monsignor Jeffrey Burrill was general secretary of the US Conference of Catholic Bishops (USCCB), effectively the highest-ranking priest in the US who is not a bishop,...
Read more

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...
Read more

Disrupting Ransomware by Disrupting Bitcoin

July 26 2021 By Bruce Schneier in Bitcoin, crime, Cybercrime, Ransomware, Security

Ransomware isn’t new; the idea dates back to 1986 with the “Brain” computer virus. Now, it’s become the criminal business model of the internet for two reasons. The...

Friday Squid Blogging: The Evolution of Squid

July 23 2021 By Bruce Schneier in Security, squid

Good video about the evolutionary history of squid. As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered. Read...