security startups

Consus, a startup from Y Combinator's Fall 2024 batch, has launched an LLM gateway aimed at companies that handle sensitive data. The tool lets businesses route AI model requests while keeping control over confidential information, addressing privacy and compliance concerns that often block enterprise AI adoption. Hacker News users are discussing the launch and its approach to data security.

Canadian AI company Cohere is moving to acquire AISLE, a startup working on AI-powered cybersecurity. The deal was reported by Reuters and picked up by other outlets, underscoring the growing race among AI developers to strengthen security capabilities around their models as enterprise adoption expands. Details on price and timing have not been made public.

Frontier, the carbon removal buyer consortium backed by major tech companies, has secured a deal with a startup that stores carbon dioxide permanently in rock formations, according to an exclusive report. The agreement marks another step in scaling mineralization-based carbon removal, a technology that locks CO2 underground by reacting it with certain rocks.

A startup once founded to tackle climate change has secured backing from Nvidia after shifting its focus away from climate work, according to a Wall Street Journal report. The story highlights how an AI company that originally pitched itself as a climate solution pivoted before winning support from the chip giant, prompting debate about whether climate branding helps startups raise money and how readily AI firms abandon environmental missions when better business opportunities emerge.

Sedaro, a US space technology company, has appointed retired US Space Force Lieutenant General Bill Liquori as an advisor. The move adds senior military space expertise to the company's leadership as it works with government and commercial customers, and signals closer ties between the startup and the national security space community.

Canadian AI company Cohere has moved to acquire AISLE, a cybersecurity firm, according to PYMNTS. The deal signals Cohere's push to expand beyond enterprise language models into security offerings, a growing area of demand as companies adopt AI. Details on the price and timeline of the acquisition have not been reported, and reaction from the wider industry remains limited so far.

Elon Musk and Palmer Luckey are being drawn into debate over the Pentagon's growing reliance on private tech billionaires for military capability. Reporting on how American billionaires are shaping the future of warfare highlights Musk's influence through SpaceX and Starlink and Luckey's defence startup Anduril, raising questions about outsourcing national security decisions to a handful of wealthy innovators.

Startup Licube says fusion power plants will need large amounts of lithium, and it is preparing to become a key supplier to the emerging fusion industry. The company is presenting its plans at TechCrunch Disrupt, arguing that as fusion moves toward commercialization, securing fuel supply chains like lithium will become a critical part of the market.

Startup Ambrosia Energy says it will build a 10 GWh battery factory in Texas to produce batteries that pair with solar panels, creating round-the-clock clean power for off-grid data centers. The plan reflects growing demand for self-sufficient energy supplies as data center power needs surge and grid connections become harder to secure.

Amazon is reportedly in negotiations to acquire Israeli AI startup Decart for around $7 billion, according to a Wall Street Journal exclusive. The deal would be one of Amazon's larger AI acquisitions as tech giants race to secure generative AI technology and talent. Decart specializes in real-time generative AI models.

Canadian AI firm Cohere is moving to acquire AISLE, a startup working on AI cybersecurity, according to a Reuters report. The deal would add security-focused capabilities to Cohere's enterprise AI business as competition among AI companies for specialized technology intensifies.

Quantum computing company IonQ has agreed to acquire cybersecurity startup Elisity in a deal valued at $1.3 billion. The move signals IonQ's push to expand beyond quantum hardware into security software, a sector drawing growing interest as quantum computing raises new questions about future encryption and network protection.

Salience Labs has secured $125 million in funding to develop photonic networking chips, which use light rather than electrical signals to move data. The Oxford-born startup is part of a wave of companies betting that optical interconnects will ease the bandwidth and power bottlenecks facing AI data centers, and the round ranks among the larger raises in the sector this year.

Reflect Orbital has secured bookings for two launches of its satellites designed to reflect sunlight back to Earth at night, effectively providing solar lighting from orbit. The California-based startup aims to sell sunlight-on-demand to solar farms after dark, a concept that has drawn both interest from the energy industry and criticism from astronomers concerned about light pollution and its effects on wildlife and night skies.

Anthropic has struck a deal combining a technology licensing agreement with an acqui-hire of an AI security startup, according to The Information. The arrangement brings the startup's team in-house while securing rights to its technology, extending Anthropic's work on safety and security for its AI systems.

Offensive security startup CodeWall has launched with $4 million in funding to develop AI agents that attack enterprise systems to find vulnerabilities before criminals can exploit them. The company is part of a growing wave of startups using artificial intelligence for automated penetration testing and red-teaming, as enterprises face increasingly sophisticated and fast-moving cyber threats.

Pluto Security has raised $42 million to address a growing enterprise problem: security vulnerabilities created when employees use AI tools in unexpected ways, potentially exposing corporate data. The funding round highlights rising concern among companies that generative AI adoption is outpacing their ability to control how sensitive information is shared through these tools.

Amazon is reportedly looking to pay around $7 billion for a three-year-old artificial intelligence startup that develops software making AI workloads run faster, both on Nvidia's chips and on Amazon's own custom silicon. If completed, the deal would strengthen Amazon's position in the race to cut computing costs for AI, where efficiency gains are increasingly valuable as companies scale up model training and inference.

A business pitch contest has been announced, inviting entrepreneurs to present their ideas and compete for support. Such contests typically offer contestants a chance to secure funding, mentoring, and exposure for their ventures. Details on participants, judges, and prizes remain limited, but the event is expected to attract small business owners and startups looking for a foothold.

Guidance is circulating on how single founders can secure funding for artificial intelligence startups. The advice covers strategies for solo entrepreneurs seeking capital in the AI sector, where investors often weigh the risks of backing a company built around one person. Interest reflects the ongoing AI funding boom and debates over whether solo founders can attract venture backing.

OpenAI is in early talks to acquire Trail of Bits, a cybersecurity firm known for security research and auditing, according to a report by The Information. A deal would mark another step in OpenAI's push to bolster security capabilities around its AI systems, though details of price or timeline have not been disclosed.

Amazon is reportedly in talks to acquire Israeli AI startup Decart in a deal valued at around US$7 billion. Decart, known for real-time generative AI models, would become one of Amazon's larger AI acquisitions as tech giants race to secure AI talent and technology. Details of the negotiations have not been confirmed by either company.

AI company Cohere has signed a letter of intent to acquire AISLE, a startup specializing in AI-powered cybersecurity. The deal, currently at the letter of intent stage, signals Cohere's interest in expanding into security products as enterprises seek protection for AI systems. Details on price and timeline have not been disclosed, and further announcements are expected once due diligence concludes.

Skild AI has deployed its four-legged robots to patrol Pittsburgh airport, marking a visible step for the robotics startup's security-focused autonomous machines. The rollout puts its quadruped technology to work in a public, high-traffic setting and is drawing attention as a real-world test of AI-powered patrolling.

Venture capital giants Andreessen Horowitz and General Catalyst are moving to secure semiconductor supplies for their portfolio companies, according to The Information. The scramble reflects how scarce computing chips, especially for AI, have become a bottleneck for startups, pushing investors to intervene directly in supply chains rather than rely on cloud providers or standard procurement routes.

Data management startup Tamr has raised $21 million in new funding, according to an exclusive report by Axios. The Massachusetts-based company, which helps enterprises unify and prepare data using machine learning, secured the investment as demand grows for tools that clean and organize corporate data. Details on the investors and valuation were not immediately disclosed.

Cybersecurity startups raised $6.8 billion in the third quarter of 2026, roughly 50 percent more than the previous quarter, according to Crunchbase News. The jump points to renewed investor appetite for security and defense-focused ventures, with large venture rounds and AI-driven security companies drawing a growing share of funding.

Amazon is reportedly in talks to acquire Decart, an artificial intelligence startup, in a potential deal valued at around $7 billion. The report, carried by SiliconANGLE, suggests Amazon may be looking to strengthen its AI portfolio through an acquisition rather than building capabilities internally. Decart is known for real-time generative AI models. Neither company has confirmed the talks, and it remains unclear whether a formal agreement will be reached.

A new analysis points to AI-powered explosive threat detection as the next billion-dollar opportunity in defense technology. The report argues that automated detection of bombs and hazardous devices is attracting growing investment interest from defense contractors and startups, as militaries and security agencies seek faster, more accurate screening tools.

Amazon is reportedly in negotiations to acquire Decart, an artificial intelligence startup founded by Israelis, in a deal valued at around $7 billion. Decart, which has developed real-time generative AI video technology, was created by founders with roots in Israel and has drawn significant investor interest. If completed, the acquisition would mark one of Amazon's larger AI purchases, underscoring the intensifying race among US tech giants to secure cutting-edge generative AI capabilities and talent.