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Risky Bulletin

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Regular cybersecurity news updates from the Risky Business team...

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31:30

Between Two Nerds: Is US cyber espionage too careful?

Risky Bulletin ·

2025/07/14

In this edition of Between Two Nerds Tom Uren and The Grugq examine whether US cyber operations are too stealthy. Could they get more bang for the buck if they adopted a devil may care attitude to getting busted? This episode is also available on Youtube. Show notes Should US spies steal Chinese commercial secrets?

7:12

Risky Bulletin: Radio equipment vulnerability can...

Risky Bulletin ·

2025/07/14

A radio equipment vulnerability can bring trains to sudden stops, researchers prevent a Lazarus crypto attack, Spain hands Huawei control over its phone wiretapping system, and CISA warns of ongoing CitrixBleed 2 attacks. Show notes

14:19

Sponsored: Should we ever trust AI?

Risky Bulletin ·

2025/07/13

In this Risky Business sponsored interview, Zero Networks Field CTO, Chris Boehm discusses the everyone-gets-an-AI future with Casey Ellis. Zero Networks makes network microsegmentation achievable without simply handing an AI control of the network. Will generative artificial intelligence ever be trusted to make hard access control decisions? Show notes

8:20

Risky Bulletin: Two billion eSIMs receive crucial...

Risky Bulletin ·

2025/07/11

Two billion eSIMs receive crucial security patches, China’s cyber militias go on the offensive, four Scattered Spider members detained over UK retail attacks, and a Russian basketball player is arrested in a ransomware case.Show notes

17:07

Srsly Risky Biz: Four key players drive Scattered Spider

Risky Bulletin ·

2025/07/10

Tom Uren and Amberleigh Jack talk about our developing understanding of the group that people call Scattered Spider. Independent security firms agree that there are a small number of key people that are driving the group’s outrageous success. That gives us hope that targeted action might stem the bleeding. They also talk about data leaks from China’s cyber espionage ecosystem that are for sale on a data leak site. These look to contain actionable information from a

7:20

Risky Bulletin: Chinese APT member arrested in Italy

Risky Bulletin ·

2025/07/09

Italy arrests a Chinese APT hacker, a Russian drone software group gets wiped, the SatanLock ransomware operation shuts down, and browser extensions power a web scraping botnet.Show notes

32:13

Between Two Nerds: The opportunity in Asia

Risky Bulletin ·

2025/07/07

In this edition of Between Two Nerds Tom Uren and The Grugq talk about how there is an opportunity for the US to expand its 0day and talent acquisition pool to Asia. They revisit a paper comparing the Chinese and American 0day acquisition strategies and have some quibbles. This episode is also available on Youtube. Show notes Crash (exploit) and burn: Securing

5:08

Risky Bulletin: Chinese researchers claim to find new...

Risky Bulletin ·

2025/07/07

Chinese security researchers claim to have found a new American APT, the SEC and SolarWinds are seeking a settlement, a company insider was behind Brazil’s bank hack, and Luis Vuitton discloses a security breach. Show notes

11:39

Sponsored: Making Zero Trust work with non-critical,...

Risky Bulletin ·

2025/07/06

In this sponsored interview, Patrick Gray chats with the CEO of Knocknoc, Adam Pointon. They talk about the woeful state of internal enterprise networks and how many control system networks aren’t appropriately segmented. Adam also explains why Knocknoc released a very simple identity aware proxy: For too long the Zero Trust “industry” has focussed on securing access to critical applications, while everything else is left behind to get owned. This is Zero Trust for

7:21

Risky Bulletin: Hunters International ransomware...

Risky Bulletin ·

2025/07/04

A ransomware operation shuts down and releases free decryption keys, the FBI investigates a ransomware negotiator for taking kickbacks, Spain arrests two over government hacks, and hackers steal $185 million from Brazilian financial institutions.Show notes

17:27

Srsly Risky Biz: Why Iran is a scaredy cat cyber chicken

Risky Bulletin ·

2025/07/03

Tom Uren and Patrick Gray discuss warnings about Iranian cyber attacks on US critical infrastructure. Despite many many warnings, there have been no actual attacks and they discuss the reasons why Iran would want to avoid escalatory cyber attacks.They also talk about how the FBI is struggling to deal with the democratisation of surveillance and data analysis, what the agency calls Ubiquitous Technical Surveillance (UTS). A Department of Justice audit of the FBI’s

6:39

Risky Bulletin: The US sanctions another Russian...

Risky Bulletin ·

2025/07/02

The US sanctions another Russian bulletproof hosting provider, the International Criminal Court discloses a security breach, the US dismantles 29 North Korean laptop farms, and a Chinese student gets jailed in the UK for SMS blasting.Show notes

22:13

Between Two Nerds: Microsoft embraces digital...

Risky Bulletin ·

2025/06/30

In this edition of Between Two Nerds Tom Uren and The Grugq talk about how Microsoft has embraced digital sovereignty and is bending over backwards to satisfy European tech supply chain concerns. This episode is also available on Youtube. Show notes The New York Times on the ICC Microsoft's 30 April Brad Smith

8:31

Risky Bulletin: Scattered Spider targets the aviation...

Risky Bulletin ·

2025/06/30

The Scattered Spider group targets the aviation sector, Russia throttles traffic from Cloudflare, a Mexican cartel hired hackers to track an FBI official, and Canada tells Hikvision to cease operations.Show notes

17:08

Sponsored: Why Linux is the dark matter of the internet

Risky Bulletin ·

2025/06/29

In this Risky Bulletin sponsor interview Craig Rowland, CEO of Sandfly Security, talks to Tom Uren about the disconnect between how important Linux systems are and how much security attention they get. The pair discuss the variety of reasons that security teams underinvest in protecting Linux. Show notes

7:35

Risky Bulletin: Phishers abuse forgotten Direct Send...

Risky Bulletin ·

2025/06/26

A phishing group abuses a forgotten Exchange Online feature, a patient’s death is linked to the Synnovis ransomware attack, France arrests the BreachForums leadership, and Microsoft offers free Windows 10 Extended Security Updates … with a catch. Show notes

16:46

Srsly Risky Biz: Comparing Chinese and American 0day...

Risky Bulletin ·

2025/06/26

Tom Uren and Patrick Gray talk about a new report that compares Chinese and American 0day pipelines. The US is narrowly focussed on acquiring exquisitely stealthy and reliable exploits, while China casts a far broader net. That was fine in the past, but as 0days get harder and harder to find, the report argues that the US needs to change the way it goes about getting them.The pair also talk about Cyber Command supporting the US bomb strikes against Iranian nuclear

6:42

Risky Bulletin: Hackers breach Norwegian dam, open...

Risky Bulletin ·

2025/06/25

Hackers fully open a valve at a Norwegian dam, the US house bans WhatsApp on staff devices, Russia wants to build a national IMEI database, and four REvil members are released after time served.Show notes

28:37

Between Two Nerds: The evil genius of Predatory Sparrow

Risky Bulletin ·

2025/06/23

In this edition of Between Two Nerds Tom Uren and The Grugq dive into the motivations and actions of Predatory Sparrow, a purported hacktivist group that has been attacking Iran for the last five years and has leapt into the Iran-Israel war. This episode is also available on Youtube. Show notes

8:09

Risky Bulletin: White House rejects nominee for NSA &...

Risky Bulletin ·

2025/06/23

The White House rejects the Pentagon’s nominee for NSA & CyberCom leader, the FCC probes the US Cyber Trust Mark program, a cyberattack disrupts Russia’s animal products industry, and hackers leak data about everyone in Paraguay. Show notes

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