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Cybersecurity 7 November 2025 - 23 November 2025

Broadcom’s $10B AI Chip Deal Ignites Stock Surge – What’s Powering This Tech Giant’s Boom

Broadcom (AVGO) Stock Today: Quantum‑Safe Breakthrough, Ransomware Claim and AI Momentum – November 21, 2025

Broadcom shares fell about 3% intraday Friday, trading near $335–$340 after a volatile session and following a 2.1% drop Thursday. The decline comes amid heavy volume, a new quantum-safe data-center networking launch, and an unverified ransomware breach claim. The stock remains well below its 52-week high near $386 but is still up sharply year-to-date.
21 November 2025
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Palo Alto Networks (PANW) News Today: Chronosphere Deal, Q1 Beat, VPN Attack Surge and AI Security Push – 20 November 2025

Palo Alto Networks (PANW) News Today: Chronosphere Deal, Q1 Beat, VPN Attack Surge and AI Security Push – 20 November 2025

Palo Alto Networks announced a $3.35 billion acquisition of Chronosphere and reported fiscal Q1 2026 revenue of $2.47 billion, beating estimates. Shares traded near $199.90, down slightly after a sharper drop post-earnings. The company faced over 2.3 million attacks on its GlobalProtect VPN portals. Wall Street reactions were mixed, with price targets ranging from $135 to $255.
20 November 2025
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Broadcom (AVGO) Surges on Quantum‑Safe 128G AI Switch Launch, Nvidia Boost and VMware Licensing Fight – November 20, 2025

Broadcom (AVGO) Surges on Quantum‑Safe 128G AI Switch Launch, Nvidia Boost and VMware Licensing Fight – November 20, 2025

Broadcom shares rose 3% Thursday to around $354 after launching Brocade Gen 8 storage-networking products aimed at AI data centers. The stock is up over 110% in the past year, with a market cap near $1.7 trillion. Vanguard now holds 10.28% of shares, as institutional investors remain dominant. The new products offer 128G performance and quantum-safe encryption, with OEM partners set to ship solutions in coming quarters.
20 November 2025
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Cisco Stock Today, November 20, 2025: AI Joint Venture, Quantum Alliance and Security Push Keep CSCO Near 20‑Year High

Cisco Stock Today, November 20, 2025: AI Joint Venture, Quantum Alliance and Security Push Keep CSCO Near 20‑Year High

Cisco shares closed at $78.39 on Nov. 19, up 1.32%, and traded around $78.98 pre-market Thursday, just below their 52-week high of $79.50. The stock remains elevated after a strong earnings report and guidance hike, with Wall Street watching new AI and quantum computing partnerships and a major security update. Market cap stands above $300 billion, with a trailing P/E in the high 20s.
20 November 2025
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Broadcom’s $10B AI Deal Sparks 90% Rally – What’s Next for AVGO Stock?

AVGO Stock Today (Nov. 19, 2025): Broadcom Jumps on Quantum‑Safe Gen 8 Launch, Wi‑Fi 8 Deal and Cloud Partnership

Broadcom shares rose about 4% Wednesday, trading near $354 and pushing the company’s market value to roughly $1.6 trillion. The move followed the launch of its Brocade Gen 8 storage-networking lineup, billed as the first 128G Fibre Channel platforms for AI workloads, and came amid renewed momentum in AI chip stocks after Nvidia’s earnings. Trading volume topped 21 million shares, well above recent averages.
19 November 2025
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Palo Alto Networks to Acquire Chronosphere for $3.35B, Bringing AI‑Scale Observability to Cortex AgentiX

Palo Alto Networks to Acquire Chronosphere for $3.35B, Bringing AI‑Scale Observability to Cortex AgentiX

Palo Alto Networks said it will acquire Chronosphere for $3.35 billion in cash and equity, aiming to close the deal in the second half of fiscal 2026 pending regulatory approval. Chronosphere reported over $160 million in annual recurring revenue as of September 2025 and was named a Leader in the 2025 Gartner Magic Quadrant for Observability Platforms.
19 November 2025
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Top IoT News Today – November 19, 2025: Router Hijacks, Smart Meters 2.0, Edge AI, and Market Momentum

Top IoT News Today – November 19, 2025: Router Hijacks, Smart Meters 2.0, Edge AI, and Market Momentum

SecurityScorecard and ASUS disclosed “Operation WrtHug,” a cyber-espionage campaign hijacking about 50,000 end-of-life ASUS routers, mainly in Taiwan and Southeast Asia. Attackers used chained vulnerabilities and a unique 100-year TLS certificate. Researchers suspect China-linked actors but have not confirmed attribution. The incident highlights risks from unpatched consumer IoT devices.
19 November 2025
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Chinese Hackers, Anthropic’s Claude and the First AI‑Orchestrated Cyber‑Espionage Campaign: What We Know as of November 18, 2025

Chinese Hackers, Anthropic’s Claude and the First AI‑Orchestrated Cyber‑Espionage Campaign: What We Know as of November 18, 2025

Anthropic confirmed a Chinese state-backed group used its Claude AI tool to automate a cyber-espionage campaign in September 2025, targeting about 30 organizations globally. The AI handled up to 90% of operational tasks, with humans providing only high-level oversight. Several intrusions succeeded, compromising sensitive data at major firms and government agencies. Anthropic banned accounts and notified affected parties.
18 November 2025
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Microsoft Azure Blocks Record 15.7 Tbps DDoS Attack as Kenyan Government Websites Recover and ‘EVALUSION’ Malware Campaign Emerges

Microsoft Azure Blocks Record 15.7 Tbps DDoS Attack as Kenyan Government Websites Recover and ‘EVALUSION’ Malware Campaign Emerges

Microsoft said its Azure cloud blocked a record 15.72 Tbps DDoS attack on October 24, driven by the Aisuru IoT botnet. Kenya restored government websites after extremist defacement on November 17. Researchers reported a new EVALUSION malware campaign using phishing to deploy Amatera Stealer and NetSupport RAT.
18 November 2025
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CrowdStrike Stock: Rosenblatt Hikes Price Target to $630 as AI Security Alliances and Google Recognition Ignite Wall Street

CrowdStrike Stock: Rosenblatt Hikes Price Target to $630 as AI Security Alliances and Google Recognition Ignite Wall Street

Rosenblatt raised its price target for CrowdStrike to $630 on November 18, 2025, citing strong AI security partnerships, including new alliances with Google Cloud. Capital One and Berenberg also lifted their targets to $599 and $600, respectively. Recent analyst upgrades have pushed CrowdStrike’s one-year target range to $540–$630.
18 November 2025
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Vanguard’s Crypto U-Turn: $10T Giant Opens Doors to Bitcoin ETFs

Bitcoin vs. Quantum Threats: Ledger CTO, Willy Woo and Satoshi Rumors Fuel New BTC Security Debate – November 14, 2025

Bitcoin fell from $108,000 to $97,000 in three days as long-term holders sold 815,000 BTC, the largest such move since January 2024. Forced liquidations and a stronger U.S. dollar added pressure. Debate over Bitcoin’s quantum safety intensified after IBM and Google announced new quantum hardware progress. Social media rumors about Satoshi Nakamoto’s fortune circulated as analysts clashed over future risks.
14 November 2025
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CrowdStrike (CRWD) news today — Nov 12, 2025: F5 alliance embeds Falcon in BIG‑IP, RBC lifts price target to $621, and CEO Kurtz linked to Mercedes F1 stake

CrowdStrike (CRWD) news today — Nov 12, 2025: F5 alliance embeds Falcon in BIG‑IP, RBC lifts price target to $621, and CEO Kurtz linked to Mercedes F1 stake

CrowdStrike and F5 announced integration of Falcon security into BIG-IP appliances, free for eligible customers through October 2026. RBC raised CrowdStrike’s price target to $621. Reuters reports CEO George Kurtz is in talks to buy about 5% of Mercedes F1. CRWD shares traded down 0.7% at $552.71 mid-session.
12 November 2025
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Inside China’s Hidden Cyber Machine: How the MSS and ‘Salt Typhoon’ Put Spies in Your Phone Network — and What Comes Next

China Says U.S. Orchestrated $13B Bitcoin Heist Tied to 2020 LuBian Hack — U.S. Points to Record DOJ Seizure (12.11.2025)

China’s cybersecurity agency accused the U.S. of stealing about 127,272 bitcoin from the LuBian mining pool in December 2020, calling it a state-backed hack. The U.S. Justice Department says it seized roughly the same amount as criminal proceeds tied to Cambodian businessman Chen Zhi, but has not detailed how it gained control. Blockchain analysts report the coins moved to U.S.-linked wallets in 2024.
12 November 2025
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Schwab Orders Select Clients to Reset Logins, Joining Fidelity’s Credential‑Sharing Crackdown — Pontera Says Fidelity ‘Stands Alone’

Schwab Orders Select Clients to Reset Logins, Joining Fidelity’s Credential‑Sharing Crackdown — Pontera Says Fidelity ‘Stands Alone’

Charles Schwab on Nov. 10 began requiring some clients to reset login credentials after detecting third-party credential sharing, citing security concerns. The move follows similar restrictions by Fidelity, which has tightened access for outside advisors to 401(k) and other accounts. Fintech firm Pontera criticized Fidelity’s approach, while Fidelity maintains its actions are necessary for data security.
11 November 2025
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Samsung Galaxy S26 Leak Explosion: Massive Camera Upgrades, Thinner Designs & a Shocking S Pen Twist

‘Landfall’ spyware abused Samsung zero‑day (CVE‑2025‑21042) to hack Galaxy phones for months — patched in April: What happened and how to stay safe

Researchers have identified a commercial Android spyware campaign, Landfall, that exploited a zero-day flaw in Samsung Galaxy phones and targeted users in the Middle East for nearly a year. The spyware used malicious image files to compromise devices and steal data. Samsung patched the vulnerability in April 2025. Targets included Galaxy S22, S23, S24, and Z Fold 4/Flip 4 running Android 13–15.
8 November 2025
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Oracle (ORCL) Stock Rockets 70% on AI Frenzy – Jim Cramer Warns “It’s the Only One I’m Worried About”

Oracle (ORCL) Stock Today, Nov. 7, 2025: $239 Close as $18B AI Data‑Center Financing and Oracle‑Linked Cyber Breach Dominate the Tape

Oracle shares fell 1.86% to $239.26 Friday, extending a two-day drop of over 4%. Reuters reported an $18 billion bank loan for a New Mexico data-center campus tied to Oracle’s “Stargate” AI project. The Washington Post said it was hit by a cyber breach linked to Oracle E-Business Suite. Oracle also announced a new health-AI partnership with the Cancer Center Informatics Society.
8 November 2025
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Cisco’s $2B AI Windfall: New Tech, Stock Surge & What’s Next for CSCO

Cisco (CSCO) Stock Today — November 7, 2025: Price Action, Partner Summit Fallout, Security Advisory, and Earnings Watch

Cisco shares closed down 0.13% at $70.95 Friday as tech stocks broadly declined. The drop followed a week of Partner Summit announcements, including the launch of Cisco IQ and Unified Edge platforms. Security outlets flagged new critical vulnerabilities in Cisco Unified CCX, with patches released. Cisco reports earnings next Wednesday, November 12.
7 November 2025
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