Risky Business publishes cybersecurity newsletters and podcasts for security professionals.

Srsly Risky Biz: The Four Hour Cyber War on Iran

Your weekly dose of Seriously Risky Business news is written by Tom Uren and edited by Amberleigh Jack. This week's edition is sponsored by Okta. You can hear a podcast discussion of this newsletter by searching for "Risky Business News" in your podcatcher or subscribing via

Risky Bulletin: Cyber Command conducted cyberattacks ahead of Iran strikes

In other news: Russia aims for RuNet independence by 2028; Chrome moves to two-week release cycle; Google finds a new iOS exploit kit.

Risky Bulletin: LLMs can deanonymize internet users based on their past comments

In other news: CISA has a new acting director; breach at the French Health Ministry; Google takes down ad fraud botnet.

Risky Bulletin: Russian man investigated for extorting Conti ransomware group

In other news: Google takes down Chinese espionage operation; Mexican government hacked using Claude; new Cisco zero-day secretly exploited for three years.

Srsly Risky Biz: Is Claude Too Woke For War?

Your weekly dose of Seriously Risky Business news is written by Tom Uren and edited by Amberleigh Jack. This week's edition is sponsored by Socket. You can hear a podcast discussion of this newsletter by searching for "Risky Business News" in your podcatcher or subscribing via

Risky Bulletin: Russia starts criminal probe of Telegram founder Pavel Durov

In other news: Teenagers are behind the Ttareungyi hack; Anthropic accuses three Chinese AI companies of distillation attacks; US Treasury sanctions Russian exploit broker.

Risky Bulletin: AI-driven hacking campaign breaches 600+ Fortinet devices

In other news: Ivanti was hacked via its own product in 2021; Wikipedia bans ArchiveToday for DDoS attacks; bug bounty offered to de-Amazon Ring cameras.

Risky Bulletin: RPKI infrastructure sits on shaky ground

In other news: Breach at the French Ministry of Economy; UK wants tech platforms to take down revenge porn in 48h; ClickFix linked to half of malware infections.

Srsly Risky Biz: Europe's Cyber Bullets Can't Replace Political Will

Your weekly dose of Seriously Risky Business news is written by Tom Uren and edited by Amberleigh Jack. This week's edition is sponsored by runZero. You can hear a podcast discussion of this newsletter by searching for "Risky Business News" in your podcatcher or subscribing via

Risky Bulletin: Supply chain attack plants backdoor on Android tablets

In other news: EU blocks AI tools on lawmaker devices; Cellebrite used against a Kenyan activist and politician; Chinese APT exploits a Dell zero-day.

Risky Bulletin: Cambodia promises to dismantle scam networks by April

In other news: CISA urges OpenEoX adoption; Linux gets PQC support; Palo Alto avoids attributing APT to China out of fear.

Risky Bulletin: IcedID malware developer fakes his own death to escape the FBI

In other news: Apple patches a zero-day used in an "extremely sophisticated attack"; Tianfu Cup returns with a special n-day track; first malicious Outlook add-in discovered.