Google avoids break up, faces new oversight in search antitrust trial

Google will not be forced to break up its search business, but a federal judge has tentatively ordered other changes to the tech giant’s business practices to keep it from further anticompetitive behavior. U.S. District Court Judge Amit P. Mehta outlined remedies on Tuesday that would bar Google from entering or maintaining exclusive deals that … Read more

One-Time Padding Still Matters in Modern Cryptography

Table of Links Abstract and I. Introduction II. System Model III. Secure and Private Source Coding Regions IV. Gaussian Sources and Channels V. Proof for Theorem 1 Acknowledgment and References V. PROOF FOR THEOREM 1 A. Achievability Proof for Theorem 1 Proof Sketch: We leverage the output statistics of random binning (OSRB) method [16], [43], … Read more

Can Coding Be Both Lossless and Private?

Table of Links Abstract and I. Introduction II. System Model III. Secure and Private Source Coding Regions IV. Gaussian Sources and Channels V. Proof for Theorem 1 Acknowledgment and References III. SECURE AND PRIVATE SOURCE CODING REGIONS A. Lossy Source Coding The lossy secure and and private source coding region RD is characterized below; see … Read more

Can Privacy Issues Be Resolved with Secure Source Coding?

:::info Authors: (1) Onur Gunlu, Chair of Communications Engineering and Security, University of Siegen and Information Coding Division, Department of Electrical Engineering, Linkoping University (onur.guenlue@uni-siegen.de); (2) Rafael F. Schaefer, Chair of Communications Engineering and Security, University of Siegen (rafael.schaefer@uni-siegen.de); (3) Holger Boche, Chair of Theoretical Information Technology, Technical University of Munich, CASA: Cyber Security in … Read more

Fractal Geometry as the Blueprint for Encryption

:::info Authors: (1) Jacques Peyriere, Engineering Research Center of Ministry of Education for Financial Computing and Digital Engineering, Renmin University of China, Beijing, 100872, P. R. China and Institut de Mathematiques d’Orsay, CNRS, Universite Paris-Saclay, 91405 Orsay, France; (2) Fengxia Liu (Corresponding author), Institute of Artificial Intelligence, Beihang University, Beijing, 100191, P. R. China and … Read more

Former Grayscale ETF Chief David LaValle to Lead CoinDesk Indices in Institutional Push

Crypto platform Bullish (BLSH), the parent company of CoinDesk, said Tuesday that it has named David LaValle, a longtime figure in the exchange-traded fund industry, president of CoinDesk Indices and Data. LaValle joins from Grayscale Investments, where he spent four years as global head of ETFs. Hired in 2021, he was instrumental in efforts to … Read more

Two Proven Countermeasures to Oracle Attacks on EdDSA

Table of Links Abstract and I. Introduction II. Edwards-Curve Digital Signature Algorithm III. Double Public Key Signing Function Oracle Attack IV. Countermeasures V. Conclusion and References IV. COUNTERMEASURES Fortunately, due to the nature of the oracle attack, the majority of applications with dependencies on the libraries listed in Table II probably are safe due to … Read more

The Dark Side of Deterministic Signatures

Table of Links Abstract and I. Introduction II. Edwards-Curve Digital Signature Algorithm III. Double Public Key Signing Function Oracle Attack IV. Countermeasures V. Conclusion and References II. EDWARDS-CURVE DIGITAL SIGNATURE ALGORITHM EdDSA is a digital signature algorithm similar to ECDSA [4] proposed by Bernstein et al. [11]. RFC 8032 [14] defines EdDSA defines for two … Read more

How EdDSA Vulnerability Exposed Private Keys in Popular Libraries

:::info Authors: (1) Sam Grierson, Blockpass ID Lab, Edinburgh Napier University, Edinburgh, UK (s.grierson2@napier.ac.uk); (2) Konstantinos Chalkias, Mysten Labs Research; (3) William J Buchanan, Blockpass ID Lab, Edinburgh Napier University, Edinburgh, UK (b.buchanan@napier.ac.uk); (4) Leandros Maglaras, Blockpass ID Lab, Edinburgh Napier University, Edinburgh, UK (l.maglaras@napier.ac.uk). ::: Table of Links Abstract and I. Introduction II. Edwards-Curve … Read more

How the Democrats keep copying the MAGA influencer playbook (and failing)

Hello and welcome to Regulator. Today, I will attempt to regulate my own apoplexy. Recently, Wired published an article revealing the existence of a secret Democrat influencer incubator that trained liberal and progressive content creators to push coordinated messaging across their shared social media platforms and paid them handsomely to do so. The fallout has … Read more

Trump is moving Space Command to Alabama

President Donald Trump is moving US Space Command’s headquarters from Colorado to Alabama, he announced during a press conference on Tuesday. The change reverses former President Joe Biden’s 2023 decision to leave it in Colorado Springs, where its temporary headquarters have been established. During the press conference, Rep. Mike Rogers (R-AL), chair of the House … Read more

The tariff apocalypse is here

As President Donald Trump’s August 29th deadline for new tariffs rolled around, the first thing that I thought of was 2026 planners. In July, Trump signed an executive order essentially killing a little-known but highly consequential trade rule, which meant that purchases coming from abroad – like $100 in planners and accessories – could enter … Read more