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X begins training Grok AI with your posts, here's how to disable

X has quietly begun training its Grok AI chat platform using members' public posts without first alerting anyone that it is doing it by default. Here's how to block Grok from using your data. [...]

https://www.bleepingcomputer.com/news/security/x-begins-training-grok-ai-with-your-posts-heres-how-to-disable/
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Misconfigured Selenium Grid servers abused for Monero mining

Threat actors are exploiting a misconfiguration in Selenium Grid, a popular web app testing framework, to deploy a modified XMRig tool for mining Monero cryptocurrency. [...]

https://www.bleepingcomputer.com/news/security/misconfigured-selenium-grid-servers-abused-for-monero-mining/
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Proofpoint settings exploited to send millions of phishing emails daily

A massive phishing campaign dubbed "EchoSpoofing" exploited a security gap in Proofpoint's email protection service to dispatch millions of spoofed emails impersonating big entities like Disney, Nike, IBM, and Coca-Cola, to target Fortune 100 companies. [...]

https://www.bleepingcomputer.com/news/security/proofpoint-settings-exploited-to-send-millions-of-phishing-emails-daily/
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Former Avaya employee gets 4 years for $88M license piracy scheme

Three individuals who orchestrated a massive-scale pirate operation involving the sale of Avaya business telephone system software licenses worth over $88,000,000 have received imprisonment sentences. [...]

https://www.bleepingcomputer.com/news/legal/former-avaya-employee-gets-4-years-for-88m-license-piracy-scheme/
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Apple iOS 18.1 Beta previews Apple Intelligence for the first time

Apple has released the iOS 18.1 Beta to developers, allowing them to test some of its upcoming AI-powered Apple Intelligence features before they are released for testing in the public previews. [...]

https://www.bleepingcomputer.com/news/apple/apple-ios-181-beta-previews-apple-intelligence-for-the-first-time/
New Specula tool uses Outlook for remote code execution in Windows

Microsoft Outlook can be turned into a C2 beacon to remotely execute code, as demonstrated by a new red team post-exploitation framework named "Specula," released today by cybersecurity firm TrustedSec. [...]

https://www.bleepingcomputer.com/news/security/new-specula-tool-uses-outlook-for-remote-code-execution-in-windows/
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UK govt links 2021 Electoral Commission breach to Exchange server

The United Kingdom's Information Commissioner's Office (ICO) revealed today that the Electoral Commission was breached in August 2021 because it failed to patch its on-premise Microsoft Exchange Server against ProxyShell vulnerabilities. [...]

https://www.bleepingcomputer.com/news/security/uk-govt-links-2021-electoral-commission-breach-to-exchange-server/
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Is your password policy working? Key cybersecurity KPIs to measure

Are your password policies having a positive impact on the cybersecurity posture of your org? Learn more from Specops Software about how to align password policies with wider cybersecurity KPIs. [...]

https://www.bleepingcomputer.com/news/security/is-your-password-policy-working-key-cybersecurity-kpis-to-measure/
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DigiCert mass-revoking TLS certificates due to domain validation bug

DigiCert is warning that it will be mass-revoking SSL/TLS certificates due to a bug in how the company verified if a customer owned or operated a domain and requires impacted customers to reissue certificates within 24 hours. [...]

https://www.bleepingcomputer.com/news/security/digicert-mass-revoking-tls-certificates-due-to-domain-validation-bug/
Black Basta ransomware switches to more evasive custom malware

The Black Basta ransomware gang has shown resilience and an ability to adapt to a constantly shifting space, using new custom tools and tactics to evade detection and spread throughout a network. [...]

https://www.bleepingcomputer.com/news/security/black-basta-ransomware-switches-to-more-evasive-custom-malware/
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CISA warns of VMware ESXi bug exploited in ransomware attacks

CISA has ordered U.S. Federal Civilian Executive Branch (FCEB) agencies to secure their servers against a VMware ESXi authentication bypass vulnerability exploited in ransomware attacks. [...]

https://www.bleepingcomputer.com/news/security/cisa-warns-of-vmware-esxi-bug-exploited-in-ransomware-attacks/
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Massive SMS stealer campaign infects Android devices in 113 countries

A malicious campaign targeting Android devices worldwide utilizes thousands of Telegram bots to infect devices with SMS-stealing malware and steal one-time 2FA passwords (OTPs) for over 600 services. [...]

https://www.bleepingcomputer.com/news/security/massive-sms-stealer-campaign-infects-android-devices-in-113-countries/