12 月 23 日港股开盘，快手股价应声下跌，开盘跌近 6%，至收盘跌幅收窄为 3.52%。快手早间对外回应称，平台遭遇黑灰产攻击，目前已紧急修复处 理。 午间，快手在港股发布自愿性公告，称快手应用直播功能于昨晚 22 时左右遭到网络攻击，公司已第一时间启动应急预案，经全力处置与系统修复，快手 应用的直播功能已陆续恢复正常服务，快手应用的其他服务未受影响。 封面 I 我是谁：没有绝对安全的系统 中国最大短视频平台之一的快手科技昨日晚间（12 月 22 日）遭遇大规模网络攻击，直播频道出现大量色情及血腥内容，有媒体称部分直播间一度涌入近 十万人观看。此后快手直播一度关停，至凌晨后陆续恢复正常。这是过去几年来中国互联网平台遭遇的最大规模安全事故之一。 快手自愿性公告 相关讨论自今晨起不断发酵，真假信息混杂。一些谣言甚至波及到微信账号安全。今日早间，有传言称快手违规直播间中隐藏病毒链接，用户点击后微信 账号即被盗取。 微信员工"客村小蒋"对外回应称，"昨晚到现在，没有相关的微信账号被盗案例。"随后，微信官方辟谣平台"谣言过滤器"对外表示，经核实上述信息不 实。"微信账号有严格的安全保护机制，截至目前，我们没有发现相 ...

网谷今年产业规模预计达250亿元 根据东西湖区与武汉大学签订的新一轮办学协议，该区将持续为武汉大学国家网络安全学院提供激励性 支持，推动合作模式从"普惠性补贴"向"基础保障+梯度奖励"体系转型，设立"创新能力发展奖励"，重 点围绕科技创新、成果转化与产业集聚三大方向精准发力，全面构建"创新—转化—集聚"全链条政策激 励体系。 新设立的网谷产创院将实行企业化运营，由武汉大学计算机学院牵头，协同网络安全、人工智能、信息 管理等学科资源，打造"安全+智能"产业育成生态体系。未来五年，合作双方将采用"先投后股""股权直 投"的市场化运作机制，为高校院所科创项目就地转化孵化、初创企业扎根成长提供全周期支撑。以"耐 心资本"为重要纽带，研究院着力培育"教授敢转、企业愿接、资本敢投"的良好创新生态。 揭牌现场，12家聚焦新质生产力的项目和企业代表签订意向入驻协议。青桐云创（武汉）科技有限公司 瞄准网安信创产业。其全生命周期3D可视化安全平台与软硬一体化装备，已成功对接国家电网电力工 控安全沙盘，完成跨五省特高压直流停电演练。"涉网犯罪实时预警与智慧侦查项目"则利用人工智能技 术精准锁定电诈资金流向乃至取现点位，试用阶段情报 ...

Core Insights - The recent cyber attack on Kuaishou highlights the vulnerability of digital platforms to automated attacks by hacker organizations [1][3] - The incident serves as a wake-up call for the entire industry regarding the need for advanced security measures in the face of evolving threats [5] Group 1: Attack Details - Kuaishou experienced a severe attack on December 22, where hackers infiltrated the system within 60 to 90 minutes, leading to a collapse of the platform's security [1] - Approximately 17,000 zombie accounts were used to create live streams that broadcasted illegal content, with some streams attracting nearly 100,000 viewers [1] Group 2: Security Challenges - The attack was facilitated by the shift to an "automated attack" era, where traditional manual defense mechanisms are inadequate [3] - The rapid influx of violating content overwhelmed manual review processes, resulting in a "ban not keeping up with new additions" scenario [4] Group 3: Recommendations for Improvement - Experts emphasize the need for companies to adopt a dual defense strategy that addresses both external attacks and internal vulnerabilities [4] - The implementation of AI-driven automated security measures is crucial to counteract the increasing sophistication of cyber threats [4][5] - A zero-trust architecture is recommended to strengthen internal defenses against insider threats and unauthorized access [5]

Core Viewpoint - Kuaishou Technology's live streaming function was attacked by cybercriminals on December 22, leading to a temporary disruption, but the service has since been restored. The company emphasizes its commitment to compliance and condemns illegal activities [2] Group 1: Incident Details - The attack occurred around 10 PM on December 22, prompting Kuaishou to activate its emergency response plan and restore the live streaming function gradually [2] - Other functionalities of the Kuaishou app were not affected by the attack [2] - The company reported the incident to relevant authorities and filed a police report [2] Group 2: Expert Analysis - Industry experts suggest that the incident appears to be a premeditated cyber attack [2] - Analysis from 360 Digital Security Group indicates that the attack likely exploited vulnerabilities in the live streaming interface, bypassing the platform's real-name verification and content review processes [2] - Qi Anxin security experts noted that the current cybersecurity landscape has entered an era of asymmetric warfare, where traditional defenses are insufficient against automated attacks, highlighting the need for AI-driven security measures [2]

Core Viewpoint - Tongfang Co., Ltd. has experienced a decline in stock price and significant net outflow of funds, despite a year-to-date increase in stock price. The company operates in various sectors, with a notable revenue contribution from smart energy and nuclear technology applications [1][2]. Group 1: Stock Performance - On December 23, Tongfang's stock price fell by 2.03% to 8.21 CNY per share, with a trading volume of 2.37 billion CNY and a turnover rate of 0.86%, resulting in a total market capitalization of 275.06 billion CNY [1]. - Year-to-date, Tongfang's stock price has increased by 15.47%, but it has seen a decline of 0.61% over the last five trading days and 5.85% over the last 20 days [1]. Group 2: Financial Performance - For the period from January to September 2025, Tongfang reported operating revenue of 8.405 billion CNY, a year-on-year decrease of 9.98%, while the net profit attributable to shareholders increased by 341.24% to 329 million CNY [2]. - The company has not distributed any dividends in the last three years, with a total payout of 2.985 billion CNY since its A-share listing [3]. Group 3: Shareholder Information - As of September 30, 2025, the number of shareholders for Tongfang was 187,700, a decrease of 11.91% from the previous period, with an average of 17,850 circulating shares per shareholder, an increase of 13.52% [2]. - Major shareholders include Hong Kong Central Clearing Limited, which holds 24.0658 million shares, and several ETFs that have reduced their holdings [3].

Core Viewpoint - Kuaishou (1024.HK) has faced a significant network security incident, leading to a temporary shutdown of its live streaming feature, raising concerns about its cybersecurity capabilities [3][4]. Group 1: Incident Overview - The live streaming network security attack occurred on the night of December 22, resulting in a forced shutdown of the live streaming function and the banning of certain accounts [3]. - Experts classify this incident as a P0-level accident, indicating a severe impact on core business functions, necessitating immediate response measures from the company [3][5]. Group 2: Nature of the Attack - The attack is believed to be a well-organized external hacker operation, exploiting vulnerabilities in the live streaming interface to bypass user authentication and content review processes [4][5]. - The attack demonstrated a high degree of coordination, with a surge of non-compliant content appearing across multiple live streams in a short time frame, indicating a shift from sporadic to large-scale saturation attacks by black and gray market actors [5][6]. Group 3: Implications for Content Governance - The attack strategy focused on overwhelming the platform's real-time review system with high volumes of seemingly compliant yet actually non-compliant live streams, testing the limits of the platform's content governance mechanisms [6][7]. - Experts suggest that the black and gray market's goal has shifted from system takeover to mechanism suppression, aiming to exploit the response time of the platform's content moderation systems [6][7]. Group 4: Industry Insights - The incident highlights a new phase in the content security industry, where the effectiveness of security measures is determined by the platform's resilience against extreme-scale attacks rather than the presence of specific vulnerabilities [7]. - Future content governance systems must develop more sensitive preemptive capabilities and dynamic response mechanisms to handle attacks that do not exploit traditional vulnerabilities but rely on sheer scale [7].

Group 1 - The core viewpoint of the news is that 科安达 has shown a significant increase in stock price and trading activity, indicating positive market sentiment towards the company [1] - As of December 23, 科安达's stock price increased by 2.22% to 12.42 CNY per share, with a total market capitalization of 3.055 billion CNY [1] - The company has experienced a year-to-date stock price increase of 22.96%, with a 9.52% increase over the last five trading days [1] Group 2 - As of September 30, 科安达 had 14,700 shareholders, an increase of 1.31% from the previous period, while the average number of circulating shares per shareholder decreased by 1.30% to 9,145 shares [2] - For the period from January to September 2025, 科安达 reported a revenue of 208 million CNY, representing a year-on-year growth of 3.60%, while the net profit attributable to shareholders decreased by 12.76% to 60.0436 million CNY [2] Group 3 - Since its A-share listing, 科安达 has distributed a total of 437 million CNY in dividends, with 288 million CNY distributed over the past three years [3]

记者丨 肖潇,王俊 编辑丨王俊 快手经历了一场大规模网络攻击。多位用户反映，昨晚快手直播间突然涌入大量涉黄涉暴视 频。直至凌晨，平台紧急下线直播功能，直播页面一度被整体清空。 一位福建快手用户告诉21世纪经济报道记者，昨晚22点多，自己正在看女装博主直播，向下滑 动时却突然进入了一个大尺度色情直播间。直播间实时在线人数很多，账号粉丝数也在飞速增 长，随后连刷三四个直播间都类似，"吓得马上退了出来"。 另一名四川用户也表示，自己昨晚的快手直播首页一度刷不出其他内容。他从当晚22点多开始 持续投诉涉黄直播，一直投诉到了23点出头。 从其投诉记录来看，这些涉黄直播大多没有标题，大部分来自新账号，也有发布过少量视频的 普通账号，其中一个账号甚至显示距离500米。 记者在今日上午11点查询时，上述被投诉的账号大多已被封禁。快手直播页面已经恢复正常， 但在尝试开播时，页面仍会提示"服务器繁忙"。 12月23日午间，快手（01024.HK）在港交所公告称，公司快手应用的直播功能于2025年12月 22日22:00左右遭到网路攻击，公司已第一时间启动应预案，经全力处置与系统修复，快手应 用的直播功能已逐步恢复正常服务。 一位 ...

21世纪经济报道记者肖潇 王俊 北京报道 快手经历了一场大规模网络攻击。多位用户反映，昨晚快手直播间突然涌入大量涉黄涉暴视频。直至凌晨，平台紧急下线直播功能，直播页面一度被整体 清空。 一位福建快手用户告诉21记者，昨晚22点多，自己正在看女装博主直播，向下滑动时却突然进入了一个大尺度色情直播间。直播间实时在线人数很多，账 号粉丝数也在飞速增长，随后连刷三四个直播间都类似，"吓得马上退了出来"。 另一名四川用户也表示，自己昨晚的快手直播首页一度刷不出其他内容。他从当晚22点多开始持续投诉涉黄直播，一直投诉到了23点出头。 从其投诉记录来看，这些涉黄直播大多没有标题，大部分来自新账号，也有发布过少量视频的普通账号，其中一个账号甚至显示距离500米。 记者在今日上午11点查询时，上述被投诉的账号大多已被封禁。快手直播页面已经恢复正常，但在尝试开播时，页面仍会提示"服务器繁忙"。 快手则在今日上午正式回应称，快手应用的直播功能于2025年12月22日22:00左右遭到网络攻击，本公司已第一时间启动应急预案。公司强烈谴责黑灰产 的违法犯罪行为，已就上述事宜向公安机关报警并向相关部门报告， 快手如何被网络攻击的？ 涉黄 ...

21世纪经济报道记者肖潇王俊北京报道 快手经历了一场大规模网络攻击。多位用户反映，昨晚快手直播间突然涌入大量涉黄涉暴视频。直至凌晨，平台紧急下线直播功能，直播页面一度被整体 清空。 一位福建快手用户告诉21记者，昨晚22点多，自己正在看女装博主直播，向下滑动时却突然进入了一个大尺度色情直播间。直播间实时在线人数很多，账 号粉丝数也在飞速增长，随后连刷三四个直播间都类似，"吓得马上退了出来"。 另一名四川用户也表示，自己昨晚的快手直播首页一度刷不出其他内容。他从当晚22点多开始持续投诉涉黄直播，一直投诉到了23点出头。 从其投诉记录来看，这些涉黄直播大多没有标题，大部分来自新账号，也有发布过少量视频的普通账号，其中一个账号甚至显示距离500米。 快手则在今日上午正式回应称，快手应用的直播功能于2025年12月22日22:00左右遭到网络攻击，本公司已第一时间启动应急预案。公司强烈谴责黑灰产 的违法犯罪行为，已就上述事宜向公安机关报警并向相关部门报告， 快手如何被网络攻击的？ 涉黄、涉暴视频属于国内互联网的明确违规内容，各大平台都有严格的审核机制。 包括直播在内，国内内容平台长期使用"机审 + 人审"的双重审核流 ...