Over Security
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RingCentral - 1,596,490 breached accounts

In July 2026, the cloud-based business communications platform RingCentral was the target of a ShinyHunters "pay or leak" extortion campaign. The group subsequently published data they claimed was obtained from the platform, which included 1.6M unique email addresses along with names, physical addresses and phone numbers. In their disclosure notice, RingCentral advised that the incident affected "a limited portion of RingCentral customers" and that it was communicating directly with those affected.

🔗️ [Haveibeenpwned] https://link.is.it/Py1Iur
FIRST e incident response: la resilienza cyber si costruisce facendo rete

Contro minacce globali e supply chain interconnesse, nessuna organizzazione può gestire gli incidenti in isolamento. FIRST mette in rete oltre 800 team di incident response nel mondo, creando un ecosistema di fiducia e condivisione. Il percorso del CERT della Regione Campania mostra come funziona anche in Italia

🔗️ [Cybersecurity360] https://link.is.it/enDW1o
WhatsApp rolls out new feature that flags potential scam messages

WhatsApp has begun rolling out a new optional "Scam Alert" feature, which uses a local machine learning model to warn users when scammers are targeting them.

🔗️ [Bleepingcomputer] https://link.is.it/bS4dPh
Trump taps cyber firms to go on offensive against criminals

The Trump administration will allow private companies to launch attacks on cybercrime organizations, the White House announced.


🔗️ [Therecord] https://link.is.it/itsGmV
Brazil orders Discord to suspend livestreaming after teen suicide

Discord's Go Live feature contributed to a 13-year-old girl's death by suicide, according to Brazilian regulators, who told the company to suspend the streaming technology.

🔗️ [Therecord] https://link.is.it/8SL2R6
White House taps security firms for offensive hack-back operations

A new White House memo signed by U.S. President Donald Trump instructs the National Coordination Center (NCC) to establish a program that would allow private security companies to apply for approval to hack foreign cybercrime organizations.

🔗️ [Bleepingcomputer] https://link.is.it/93mDQ5
Come stai usando l’EDR?

Introduzione Sul mondo degli EDR bisogna fare un po’ di premesse e visto che gli interlocutori principali di questa serie sono persone che lavorano per lo più all’interno di un team IT,…

🔗️ [Roccosicilia] https://link.is.it/OIlAZd
Germany moves to give spy agencies hacking and sabotage powers

Germany’s cabinet approved legislation that would let its intelligence agencies hack foreign systems, sabotage adversaries’ supply chains and feed false information to extremists inside Germany, in the biggest overhaul of the country’s spy laws of the postwar era.

🔗️ [Therecord] https://link.is.it/i02aqj
GPT-5.6-Cyber trova zero-day e sviluppa exploit: la cyber difesa cambia passo

OpenAI lancia GPT-5.6-Cyber su Daybreak Red: trova zero-day, crea exploit chain e completa il 95% delle richieste avanzate

🔗️ [Cybersecurity360] https://link.is.it/E2AmBy
Who Vets AI’s Code? The Scale Challenge Facing Open Source Ingestion

AI coding tools can introduce unvetted or hallucinated open source dependencies faster than traditional security reviews can keep pace. ActiveState explains why organizations should govern packages at the point of selection, before they enter the development pipeline.

🔗️ [Bleepingcomputer] https://link.is.it/ov9QbC
Navigating AI-Driven Cyber Threats: Insights from Flashpoint’s 2026 GTIR Midyear Edition

In this post, we preview the critical findings of Flashpoint’s Global Threat Intelligence Report: 2026 Midyear Edition.

🔗️ [Flashpoint] https://link.is.it/F7XS5v
Hack back, Trump rompe il tabù: i privati entrano nella cyber offensiva, ecco i rischi

Trump firma un memorandum che consente alle aziende statunitensi di sferrare attacchi informatici. La nuova direttiva autorizza le aziende a condurre operazioni sotto la direzione del governo. Il confronto fra lo scenario Usa e quello italiano ed europeo: occorre distinguere fra Difesa e Giustizia

🔗️ [Cybersecurity360] https://link.is.it/ek6zf2
Trezor discloses data breach affecting nearly 14,000 customers

Hardware wallet manufacturer Trezor disclosed a data breach affecting nearly 14,000 of its customers after ShipMonk, its shipping and logistics provider, was hacked

🔗️ [Bleepingcomputer] https://link.is.it/yWhrVD
Critical VMware vCenter RCE flaw exploited for reverse SSH access

A recently patched critical vulnerability (CVE-2026-59310) in VMware vCenter Syslog Server is being exploited in an active campaign to deploy a reverse SSH tool for persistence and remote access.

🔗️ [Bleepingcomputer] https://link.is.it/3RirvF
New Mirai variant adds stealth capabilities to notorious botnet code

Beyond Mirai’s usual functions, the new code features include encrypted communications with command-and-control servers and a “sniffer” that looks for default access credentials.

🔗️ [Therecord] https://link.is.it/L6sndO
Microsoft patches LegacyHive Windows zero-day vulnerability

Microsoft has released security patches to address a Windows zero-day vulnerability known as "LegacyHive," disclosed after the July 2026 Patch Tuesday.

🔗️ [Bleepingcomputer] https://link.is.it/5fGu9Y
AI 'watermark removers' flood the web. Almost none can prove they work.

Multiple 'watermark removers' have surfaced days after Anthropic began watermarking text generated by Claude, including an open source project with over 4,500 GitHub stars and paid AI detection evasion services. None of the tools' claims about defeating the text watermark can be verified, as Anthropic has not released a detector.

🔗️ [Bleepingcomputer] https://link.is.it/h4JinS
Flock tightens privacy controls amid scandals over officer abuse

All Flock Safety customers will be required to adopt its "Audit Assistance" feature for tracking abnormal uses, and the company says it will hold license plate data for only seven days in most cases.

🔗️ [Therecord] https://link.is.it/ivOn0G
Curiouser and Curiouser

In this edition of the Threat Source newsletter, William reflects on the “Make Hazel a Hacker” segment in Beers with Talos, and how cybersecurity is a field where questions can lead to multiple correct answers.

🔗️ [Talosintelligence] https://link.is.it/m7HS1h
Hackers breach govt webmail while running parallel crypto fraud

The Jewelbug hacker group has been carrying out espionage operations targeting governments and militaries while also engaging in cryptocurrency fraud.

🔗️ [Bleepingcomputer] https://link.is.it/aDpta1
Ukraine shuts down 94 fraudulent call centers, seize millions in cash

Authorities in Ukraine shut down 94 fraudulent call centers across the country that lured people into investment scams or tried to obtain access to bank accounts.

🔗️ [Bleepingcomputer] https://link.is.it/zNx9I2