News · 24 October 2026
QCT Studio now has five practices
Post-quantum, AI and privacy, AI agent security, cybersecurity and technology, each led by a named senior lead.
QCT Studio team
Insights
What we are seeing in post-quantum security, cybersecurity and AI, from the people doing the work. Plus firm news, coverage and the latest headlines from across the industry.
News · 24 October 2026
Post-quantum, AI and privacy, AI agent security, cybersecurity and technology, each led by a named senior lead.
QCT Studio team
News · 13 October 2026
Fixed fee, two weeks, and three things you can take to the board: an exposure heatmap, a Mosca analysis and ten priorities.
QCT Studio team
Live from the industry
Headlines from independent security publications and agencies, refreshed every 30 minutes. Each one opens the original article.
Dark Reading
The UK is betting on domestic AI and cyber investment to reduce reliance on US tech — but security leaders question whether the funding is too fragmented and too late.
The Record
The case, brought by AGs in Connecticut, New Jersey, New York and Michigan, targeted the medical transcription, coding and imaging subsidiaries of the Nevada-based Perry Johnson Companies.
The Record
DigiCert explained that over the summer, an internal business system was "externally accessible when that was not intended," and someone had created an unauthorized account.
SecurityWeek
The emergency package comes after dozens of companies and government agencies were hit by unauthorized access to their systems and leaks of client data, prompting uneasiness across Japan. The post Japan Announces Emergency Cybersecurity…
Dark Reading
Security records are increasingly being used by vendors to train their models, creating new risks for enterprises.
The Record
Patrick Steven Yaroch, 37, is facing up to 20 years in prison on wire fraud and money laundering charges after admitting to using his position on an FBI investigative squad to steal more than $2.4 million in cryptocurrency to cover his…
The Hacker News
Some WordPress sites can still be attacked while they install the fix for an actively exploited flaw, according to Umut Bayram, the Picus Security researcher who found it. The update that installs the fix still unpacks its files using the…
The Hacker News
Threat actors are attempting to exploit a recently disclosed security flaw impacting OpenSSH that can enable sign-ins to accounts that have no password set, according to Previdian. The vulnerability, tracked as CVE-2026-123158 (CVSS score:…
The Hacker News
OpenAI on Thursday unveiled GPT‑6 Cyber, which it described as a major step forward in security research that brings together stronger cybersecurity capabilities with a step-change improvement in model alignment. The new model is "more…
SecurityWeek
Noteworthy stories that might have slipped under the radar: Synology warns about NAS ransomware attacks, Flowise ‘hello’ attacks, Chainalysis breach impact expands. The post In Other News: Trezor Implant, LLMJacking Bills Hit $1M, SAP…
The Record
The U.S. is working on extraditing three suspects from Europe in a case involving more than $100 million in fraud from CEO impersonations.
SecurityWeek
Hackers created an account on an internal system and accessed names, email addresses, phone numbers, and business addresses. The post DigiCert Data Breach Impacts Business Customer Information appeared first on SecurityWeek .
Dark Reading
Europe's supermarket freezer hacks show how security issues can cascade across an industry, disrupting supply chains at scale.
SecurityWeek
Rated Critical for cybersecurity, OpenAI’s new model beats GPT-5.6 Cyber at exploitation while staying in scope more reliably. The post OpenAI Says New GPT-6 Cyber Model Hunts Flaws Without Crossing the Line appeared first on SecurityWeek .
SecurityWeek
The recommendations come amid attacks targeting fridges and freezers in supermarkets and blood banks in Europe. The post US Agencies Urge Organizations to Harden Refrigeration Controllers appeared first on SecurityWeek .
Infosecurity Magazine
A new Censys report showed that the use of ARTEX, an AI pentesting tool popular with threat actor, could be spreading far beyond initially reported campaigns
Help Net Security
An OpenSSH flaw that lets remote attackers log into passwordless accounts on Alpine Linux and other musl-based systems is being exploited, threat intelligence firm Previdian has warned. The flaw (CVE-2026-123158), nicknamed sshole by…
SecurityWeek
The October incident will cut fourth-quarter sales by up to €250 million and has led Ahold Delhaize to lower its 2026 outlook. The post Grocery Giant Ahold Delhaize Estimates Financial Toll of October Cyberattack appeared first on…
SecurityWeek
In a month, 28 residential proxy services used 6 addresses, mainly between 5 p.m. and midnight, Eastern Time. The post Researchers Find Residential Proxies on White House Network appeared first on SecurityWeek .
SecurityWeek
On Linux distributions using musl libc without PAM, some accounts accept any password between 257 and 1024 characters. The post OpenSSH Rushes Patches for ‘SSHole’ Authentication Bypass appeared first on SecurityWeek .
The Hacker News
A fix for CVE-2026-83844, a remote code execution flaw in Windows Paint, is now in the Microsoft Store. Paint gets this fix only through a Store update, not through Windows updates. The fixed build, 11.2609.401.0, was the newest Paint…
The Hacker News
A browser extension that can run scripts on claude.ai could make Claude Desktop run code on a person's computer, researchers at Forever Security, an endpoint security company, showed in a test. The attack needs Dispatch, a Claude feature…
Infosecurity Magazine
The CISA advisory follows a swathe of attacks in which hackers have tampered with the temperatures of internet-exposed supermarket refrigeration systems
The Hacker News
An update on Athena, and some unsolicited predictions on what's coming next On Saturday, Dario Amodei published We Must Pace the Frontier. I agree with him. Go read it if you haven't. I've spent the summer looking at what these models…
Help Net Security
The White House network has been working as an exit point for residential proxy services, a setup that may open a path into one of the most closely guarded networks in the world, Layer3 Intel found. In a blog post, the threat intelligence…
Help Net Security
OpenAI has introduced GPT-6 Cyber, a version of GPT-6 Astra trained to find software vulnerabilities, test how attackers could exploit them, and help develop fixes. The model is designed for authorized security testing of websites and…
Help Net Security
Cyber Security Summit 2026 in Sarajevo will examine the practical security questions organizations face when a supplier, network device or critical digital service fails: what breaks, who decides, and how quickly can operations recover? A…
The Quantum InsiderPost-quantum
Insider Brief PRESS RELEASE — Toshiba Europe has been awarded a contract by Innovate UK, part of UK Research and Innovation (UKRI), to develop technologies that can help unlock the commercial potential of quantum networks. The project will…
Infosecurity Magazine
BlackFog found a lack of visibility into data being shared with AI tools, even those approved for use in the enterprise
Help Net Security
Threat actors are going after the controllers that keep grocery store freezers and cold storage rooms at safe temperatures, and they may push those units into continuous heating and defrost cycles, five US federal agencies warned in a…
Dark Reading
Britain's new Labour-led government is making a concerted push to get ahead of the AI risks to its national networks and the industrial complex.
The Quantum InsiderPost-quantum
Insider Brief PRESS RELEASE — QNu Labs (www.qnulabs.com), a global leader in end-to-end hybrid quantum cybersecurity solutions, has introduced a specialised corporate training programme in quantum cryptography and security under QNu…
The Hacker News
Blockchain analysis firm Chainalysis has revealed that its ongoing investigation into the agentic cyber attack targeting its systems also exposed names, usernames, password hashes and live tokens for all users. "While we investigated, we…
Help Net Security
How did you enjoy October 2026 Patch Tuesday? Were there enough CVEs reported to keep you busy for the rest of the year or are you finished and ready for another round next week? They released the regularly scheduled update nearly two and…
Help Net Security
In this Help Net Security video, Mariia Bakhtina, a research specialist at Masaryk University, explains what a Common Criteria or FIPS-140 certificate does and does not promise. In her team’s analysis, about 6 in 10 vulnerabilities matched…
Help Net Security
The AI running inside large companies has stopped waiting for permission. Across five categories of AI, from chatbots to process automation, more than half of 3,600 business decision-makers say the systems their teams use can act within…