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Cybersecurity 8 October 2025 - 8 November 2025

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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Fastly (FSLY) Soars After Record Q3: Security Revenue +30%, Guidance Raised; Shares Jump ~26% on Nov. 6, 2025

Fastly (FSLY) Soars After Record Q3: Security Revenue +30%, Guidance Raised; Shares Jump ~26% on Nov. 6, 2025

Fastly shares surged 26% intraday after reporting record Q3 revenue of $158.2 million, up 15% year over year, and raising guidance for Q4 and FY2025. Security revenue jumped 30% to $34 million, now 21% of total sales. Non-GAAP gross margin reached 62.8%, and free cash flow turned positive at $18.1 million. RBC and Piper Sandler raised price targets, citing improved fundamentals.
6 November 2025
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Fortinet (FTNT) slips on soft Q4 outlook after Q3 beat; price targets trimmed as company unveils “Secure AI Data Center” — Nov. 6, 2025

Fortinet (FTNT) slips on soft Q4 outlook after Q3 beat; price targets trimmed as company unveils “Secure AI Data Center” — Nov. 6, 2025

Fortinet reported Q3 revenue of $1.72 billion and adjusted EPS of $0.74, both up 14% year-over-year and ahead of estimates. Shares fell after the company issued Q4 guidance below expectations, projecting revenue of $1.825–$1.885 billion and EPS of $0.73–$0.75. Several analysts cut price targets but maintained neutral ratings. Multiple law firms issued class-action reminders tied to alleged firewall cycle misstatements.
6 November 2025
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Kwangmyong: Inside North Korea’s National Intranet Service

North Korea’s ‘HttpTroy’ Backdoor Exposed – Inside the Stealth Hack Shaking Cybersecurity and Stocks

North Korea’s Kimsuky group deployed a new backdoor, HttpTroy, through phishing emails disguised as VPN invoices, giving attackers full system control and evading detection with encrypted web traffic. The Lazarus Group launched upgraded BLINDINGCAN malware in parallel attacks on North American targets, using a multi-stage dropper and advanced evasion tactics. Both campaigns use encryption and stealth techniques to bypass standard antivirus tools.
4 November 2025
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AI Nightmare vs. AI Goldrush: Deepfake Death Threats, Suicides and Mis-ID Arrests Surge — Yet Nvidia, Google & Microsoft Stocks Hit Record Highs

AI Nightmare vs. AI Goldrush: Deepfake Death Threats, Suicides and Mis-ID Arrests Surge — Yet Nvidia, Google & Microsoft Stocks Hit Record Highs

Australian activist Caitlin Roper was targeted with AI-generated deepfake death threats and violent videos, The New York Times reports. In Detroit and New York, police jailed innocent men after flawed AI facial recognition misidentified them as suspects. Two U.S. teens died by suicide in 2025 after AI chatbot interactions or sextortion scams. U.S. courts and regulators warn current AI misuse causes real harm, including fabricated legal filings and hiring bias.
1 November 2025
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Massive Cybersecurity Storm: Ransomware Rampages, Mega-Breach Scare & Global Outages

Massive Cybersecurity Storm: Ransomware Rampages, Mega-Breach Scare & Global Outages

A DNS issue at Microsoft disrupted Azure and Microsoft 365 logins worldwide. A leak exposed 183 million stolen credentials, mainly Gmail, though Google said its servers were not breached. Dentsu and WestJet confirmed data breaches; hacktivists targeted Canadian infrastructure. New ransomware and malware strains surfaced, while CISA warned of active exploits in enterprise software.
30 October 2025
Massive Microsoft Outage: Azure & 365 Crash, Teams, Xbox Down Worldwide

Massive Microsoft Outage: Azure & 365 Crash, Teams, Xbox Down Worldwide

A major outage hit Microsoft’s cloud services on Oct. 29, 2025, taking down Azure, Microsoft 365, and Xbox Live for users worldwide starting around 9 AM Pacific. Downdetector logged over 16,000 Azure complaints and 9,000 for Microsoft 365. Microsoft confirmed the disruption and began deploying fixes. Businesses and consumers lost access to key apps, with widespread impact across multiple continents.
29 October 2025
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183 Million Email Passwords Leaked – Gmail Users Urged to Check If They’re Affected

183 Million Email Passwords Leaked – Gmail Users Urged to Check If They’re Affected

A trove of 183 million stolen email credentials, including millions of Gmail logins, surfaced online after being harvested by infostealer malware from infected devices. The breach, which occurred in April 2025 and was added to Have I Been Pwned in October, did not involve any hack of Google’s systems. Gmail, Outlook, Yahoo, Apple, and Facebook accounts are included in the 3.5-terabyte dump. Google urges users to enable two-factor authentication.
28 October 2025
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CrowdStrike (CRWD) Stock Soars on AI Cybersecurity Boom — Record Highs

CrowdStrike (CRWD) Stock Soars on AI Cybersecurity Boom — Record Highs

CrowdStrike closed at $521.98 on Oct. 23, just below its all-time high, after rising nearly 40% year-to-date. Q2 FY2026 revenue reached $1.17 billion, up 21% year-over-year, with EPS of $0.93, both beating estimates. The company acquired Onum for $290 million and launched new AI security features. About 28 of 48 analysts rate CRWD a Buy, with average price targets near $496.
24 October 2025
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Quantum Security Frenzy: SEALSQ (LAES) Stock Rockets on New Deals and Chip Breakthroughs

Quantum Security Frenzy: SEALSQ (LAES) Stock Rockets on New Deals and Chip Breakthroughs

SEALSQ stock (LAES) surged nearly 40% on Oct 9 and 25% on Oct 14, closing around $7.65 and pushing its market cap near $1 billion. The rally followed major partnership announcements and a $200 million capital raise. Preliminary nine-month revenue reached $9.9 million, up 41% year-over-year. Analysts remain cautious, with most price targets near current levels despite high valuation.
20 October 2025
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CrowdStrike Stock Skyrockets Amid Cybersecurity Boom – Is the Rally Justified? (2025 Update)

CrowdStrike Stock Climbs on AI Cybersecurity Momentum and Analyst Upgrades – What’s Next for CRWD?

CrowdStrike shares closed at $484.65 Friday, up 0.5% for the day but slightly down for the week, near record highs. The company was named a “Visionary” in Gartner’s 2025 Magic Quadrant for SIEM and expanded its AI security partnership with Wipro. Last quarter, revenue rose 21% to $1.17 billion with EPS of $0.93, beating estimates. Wall Street remains bullish, with most analysts rating the stock a Buy.
19 October 2025
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Quantum-Powered Pop! SEALSQ Corp (LAES) Stock Rockets on Latest Breakthroughs and Deals

Quantum Security Frenzy: SEALSQ (LAES) Stock Skyrockets on Deals & Chip Breakthroughs

SEALSQ Corp shares jumped nearly fivefold since summer, closing at $7.65 on Oct. 14 after a week of heavy trading and major post-quantum security deals. The company reported 41% year-over-year revenue growth for the first nine months and raised $69 million to fund expansion. New quantum-secure chips and a satellite launch are planned for 2025. Most analysts remain cautious, citing volatility and lack of profitability.
15 October 2025
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Sealsq (NASDAQ: LAES) Stock Soars 50% on Quantum Cybersecurity Partnerships and New Chip Launch

Sealsq (NASDAQ: LAES) Stock Soars 50% on Quantum Cybersecurity Partnerships and New Chip Launch

SEALSQ shares soared nearly 40% on Oct. 9 and another 22–25% on Oct. 14, pushing its market cap near $1 billion after a series of partnership announcements. The company reported 41% year-over-year revenue growth for the first nine months of 2025 and raised $69 million in October, boosting cash reserves to about $220 million. Trading volume spiked to 117 million shares on Oct. 9.
15 October 2025
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The Ultimate Windows Version Comparison: From 1985’s Windows 1.0 to Windows 11 and Beyond

Windows 10 Support Ends Oct 14, 2025 – Millions of PCs at Risk, Experts Warn

Microsoft will end support for Windows 10 on October 14, 2025, affecting over 40% of Windows PCs worldwide. Microsoft urges users to upgrade to Windows 11 or join the free Extended Security Updates program for one year of extra patches. Global PC shipments rose 9.4% in Q3 2025 as consumers and businesses prepare for the deadline. Dell and other OEMs are launching new AI PCs, with Dell stock up 1.2% on October 13.
13 October 2025
Breaking: LAX Flights Grounded in Major Outage – Was a Cyberattack to Blame? (Oct 2025)

Breaking: LAX Flights Grounded in Major Outage – Was a Cyberattack to Blame? (Oct 2025)

The FAA ordered a ground stop at Los Angeles International Airport on Oct. 12, 2025, after an equipment outage disrupted air traffic control systems, halting most departures and some arrivals. Technicians restored operations within hours, but airlines faced lingering delays. The cause remains under review, with officials saying no evidence links the outage to hacking. The incident hit during a busy holiday weekend, compounding delays nationwide.
13 October 2025
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Palo Alto Networks (PANW) Stock Skyrockets on AI-Powered Cybersecurity Boom – Can It Keep Going?

Palo Alto Networks (PANW) Stock Skyrockets on AI-Powered Cybersecurity Boom – Can It Keep Going?

Palo Alto Networks closed at $208.55 on Oct. 10, up 14% year-to-date, with a market cap near $140 billion. In July, it announced a $25 billion acquisition of CyberArk. Q4 FY2025 revenue rose 16% to $2.5 billion, beating forecasts; management projects FY2026 revenue of $10.48–10.53 billion. PANW remains debt-free with strong free cash flow and a consensus “Buy” rating from analysts.
12 October 2025
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Quantum Leap: SEALSQ Corp (LAES) Rockets on Post-Quantum Breakthroughs and Bold Global Moves

Quantum Leap: SEALSQ Corp (LAES) Rockets on Post-Quantum Breakthroughs and Bold Global Moves

SEALSQ shares jumped 27% in four days through October 4, hitting yearly highs and pushing market value above $600 million after a series of upbeat announcements. The company reported $9.9 million in revenue for the first nine months of 2025, up 41% year-on-year, and raised $69 million in new capital. SEALSQ is launching the QS7001 chip with NIST-standardized quantum-resistant algorithms and plans to send a post-quantum secure satellite into orbit in November 2025.
10 October 2025
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CrowdStrike Stock Skyrockets Amid Cybersecurity Boom – Is the Rally Justified? (2025 Update)

CrowdStrike Stock Skyrockets Amid Cybersecurity Boom – Is the Rally Justified? (2025 Update)

CrowdStrike shares trade near $500 after a 65% year-on-year surge, giving the cybersecurity firm a $125 billion market cap and a valuation of about 135 times forward earnings. The company agreed in August to buy Onum for $290 million and unveiled new AI-powered security features in September. Revenue rose 21% last quarter to $740 million with EPS of $0.93. Wall Street remains broadly bullish, with most analysts rating the stock a Buy.
8 October 2025
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Stock Market Today

  • Berkshire Hathaway (BRK.B) Valuation Examined Amid Undervaluation Claims
    May 22, 2026, 10:01 PM EDT. Berkshire Hathaway (BRK.B) closed at US$486.38 after a 4.5% gain in the past month, despite a 2.4% decline over three months. The stock trades about 36.5% below an intrinsic value estimate of US$669,764.35, fueling a narrative that it is significantly undervalued. This estimate factors in optimistic revenue growth, strong profit margins, and elevated price-to-earnings (P/E) multiples typical of faster-growing sectors. However, analysts caution that these assumptions risk being overly bullish, as any earnings setbacks or shifts in market sentiment could diminish the stock's premium valuation outlook. Berkshire's longer-term shareholder returns - 51.7% over three years and 68.0% over five years - underline sustained momentum, but investors are advised to critically assess this mix of optimism amid potential risks.

Latest articles

Dow Hits Record Close; All Eyes Turn to Holiday-Week Trading

Dow Hits Record Close; All Eyes Turn to Holiday-Week Trading

23 May 2026
The Dow closed at a record 50,579.70 on Friday, while the S&P 500 notched its eighth straight weekly gain. After-hours trading saw SPY, QQQ, DIA, and IWM all move lower. U.S. markets will be closed Monday for Memorial Day. Investors await Thursday’s inflation data.
IREN Stock Pauses as Nvidia Rally Cools Before Holiday

IREN Stock Pauses as Nvidia Rally Cools Before Holiday

23 May 2026
IREN shares fell 2.1% to $56.83 Friday, ending a two-day rally but closing the week up 7.4%. The stock’s moves follow a $3.4 billion AI cloud deal with Nvidia and a $3 billion convertible note offering. March-quarter revenue dropped to $144.8 million, with a net loss of $247.8 million. U.S. markets close Monday for Memorial Day; trading resumes Tuesday.
AXT stock reaches record; investors weigh risk to rally

AXT stock reaches record; investors weigh risk to rally

23 May 2026
AXT shares jumped 16.37% to $140.83 on Friday, hitting a 52-week high and trading above all recent analyst targets. The surge followed strong demand for AI-linked optical networking hardware and a sharp rise in indium phosphide orders. First-quarter revenue climbed to $26.9 million, with gross margin turning positive. Management forecast Q2 profitability and a backlog over $100 million.
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