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物理学家报告，原本被认为是一个黑洞双星系统被发现是一个三天体系统。该三天体系统名为“V404天鹅座”，原本被认为是一个低质量X射线双星系统（LMXB），距离地球约 8000 光年。其中心黑洞正在吞噬一颗每 6.5 天就会螺旋式靠近它的小恒星，这种配置与大多数双星系统相似。但令人惊讶的是，似乎还有第二颗恒星在围绕这个黑洞旋转，只不过距离要远得多。物理学家估计，这颗遥远的恒星距离黑洞的距离是地球距离太阳的 3500 倍，这也相当于冥王星距离太阳的 100 倍。这颗伴星每 7 万年绕黑洞旋转一周。因此，中心黑洞与两颗伴星通过引力产生“羁绊”，犹如“三重奏”。该三天体系统有 40 亿年的历史。

A vulnerability has been found in Opera Web Browser 6.0.3 and classified as problematic. This vulnerability affects unknown code of the component Squid Proxy Handler. The manipulation leads to denial of service. This vulnerability was named CVE-2002-2414. The attack can be initiated remotely. There is no exploit available.

A vulnerability, which was classified as critical, was found in Curtis Specialty Consulting IISPop 1.161/1.181. Affected is an unknown function of the component POP3 Service. The manipulation leads to memory corruption. This vulnerability is traded as CVE-2002-2404. It is possible to launch the attack remotely. There is no exploit available. It is recommended to apply restrictive firewalling.

A vulnerability, which was classified as problematic, was found in Apple watchOS up to 3.1. This affects an unknown part of the component FontParser. The manipulation leads to out-of-bounds read. This vulnerability is uniquely identified as CVE-2017-2439. It is possible to initiate the attack remotely. There is no exploit available. It is recommended to upgrade the affected component.

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Extreme Networks introduced new features within ExtremeCloud Universal Zero Trust Network Access (ZTNA), an identity-based network access solution. Universal ZTNA unifies cloud Network Access Control and ZTNA in a single, easy-to-use SaaS offering, with one zero trust policy engine for both networks and applications to ensure consistent security, unified observability and a seamless experience when remote or on-site. Integrated with ExtremeCloud IQ, the solution simplifies workflows for network security and management, boosting IT team productivity, … More →

The post ExtremeCloud Universal ZTNA enhancements boost visibility and security appeared first on Help Net Security.

This blog is part of a larger NIST series during the month of October for Cybersecurity Awareness Month , called 'Staff Stories Spotlight.' Throughout the month of October this year, Q&A style blogs will be published featuring some of our unique staff members who have interesting backgrounds, stories to tell, and projects in the world of cybersecurity. This year’s Cybersecurity Awareness Month theme is ‘Secure our World.’ How does this theme resonate with you, as someone working in cybersecurity? This theme resonates strongly with me. I am very fortunate to have the role of leading and

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A vulnerability classified as problematic has been found in WP-Members Membership Plugin up to 3.4.8 on WordPress. This affects an unknown part. The manipulation leads to missing authorization. This vulnerability is uniquely identified as CVE-2023-6733. It is possible to initiate the attack remotely. There is no exploit available.

“如何在政企环境中主动发现入侵迹象？” 老外把这个叫做“威胁狩猎”，这也是政企主动防御的核心问题。

看我如何通过js接口，拿下某地级市大量学校的超级管理员权限

A long supply chain adds third-party risks, as each partner’s security affects your own, making identity and access management more challenging. Identity-related attack vectors are a significant concern, with a substantial percentage of cyberattacks—often cited as over 70%—involving compromised credentials or identity theft. However, this problem primarily stems from a lack of visibility. Do you […]

10月16日CCS会上，SIGSAC business meeting上宣布成立了SIGSAC PROTECT 委员会，以应对review collusion的危机。

网络有困扰，CPE、MIFI 不会选？保姆级教程来了！Matrix 首页推荐 Matrix 是少数派的写作社区，我们主张分享真实的产品体验，有实用价值的经验与思考。我们会不定期挑选 Matrix 最优

Multiple vulnerabilities have been discovered in the Realtek SD card reader driver, RtsPer.sys, affecting a wide range of laptops from major manufacturers like Dell and Lenovo. These vulnerabilities have been present for years, allowing non-privileged users to exploit the system by leaking kernel memory and reading and writing physical memory via Direct Memory Access (DMA). […]

The post Vulnerabilities in Realtek SD Card Reader Driver Impacts Dell, Lenovo, & Others Laptops appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.

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Cybersecurity researchers have warned of a spike in phishing pages created using a website builder tool called Webflow, as threat actors continue to abuse legitimate services like Cloudflare and Microsoft Sway to their advantage. "The campaigns target sensitive information from different crypto wallets, including Coinbase, MetaMask, Phantom, Trezor, and Bitbuy, as well as login credentials for