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Zscaler is a cloud-based information security company that provides internet security, web security, firewalls, sandboxing, SSL inspection, antivirus, vulnerability management, and granular control over user activity in cloud computing, mobile, and internet of things environments. As an integrated security solution, Zscaler functions as a secure internet gateway that sits between users and the internet, scanning all incoming and outgoing traffic between any device and the web to identify and block potential threats.
In the context of information security, Zscaler plays a critical role in protecting enterprises and their employees from cyber threats regardless of location, implementing policies to guard against malware, and enforcing security controls in a decentralized infrastructural landscape. Utilizing technologies such as machine learning and artificial intelligence, it extends robust security to all user activities without the need for on-premise hardware, aligning with the shift towards the adoption of cloud services and the move away from traditional network security perimeters.
Weekly headline count for the current query.
Zscaler CEO Jay Chaudhry Says New AI Frontier Models Have Yet to Boost RevenueZscaler reported strong renewal growth and rising demand for zero trust security amid AI-driven threats, but slowing new customer acquisition, sales leadership turnover and cautious expectations for Red Canary integration weighed on investor confidence.
Startup Symmetry Systems Maps Relationships Across AI, SaaS and Cloud AssetsZscaler plans to acquire San Francisco-based Symmetry Systems to unify visibility across AI models, identities, applications and datasets, helping enterprises track AI lineage, govern agentic identities and enforce granular zero trust controls across cloud and SaaS environments.
Smaller Cybersecurity Partners Get Opus 4.7 But Not Anthropic's Highest-Risk ModelAnthropic’s Project Glasswing gives CrowdStrike, Palo Alto Networks and Zscaler privileged access to Claude Mythos Preview, while smaller cybersecurity partners such as SentinelOne and TrendAI can only integrate with Anthropic's generally available Opus 4.7 model.
Chinese-speaking individuals are the target of a new campaign that uses a trojanized version of SumatraPDF reader to deploy the AdaptixC2 Beacon post-exploitation agent and ultimately facilitate the abuse of Microsoft Visual Studio Code (VS Code) tunnels for remote access
Zscaler's Ravi Monga on Managing AI Risks in Clinical EnvironmentsHealthcare organizations are increasingly adopting AI for efficiency and patient care, but governance is lagging behind. Zscaler's Healthcare CISO Ravi Monga explains why visibility into AI usage, including shadow AI, has become the sector's most urgent cybersecurity challenge.
Zscaler's Jay Chaudhry on Infrastructure, Agents and OversightZscaler CEO Jay Chaudhry explains why distributed infrastructure and zero trust models will shape AI security, the agent risks mirroring human threats and why strong oversight and identity validation remain essential for mission-critical applications.
A suspected Iran-nexus threat actor has been attributed to a campaign targeting government officials in Iraq by impersonating the country's Ministry of Foreign Affairs to deliver a set of never-before-seen malware
Zscaler ThreatLabz assessed with medium to high confidence that an Iranian adversary targeted Iraq’s Ministry of Foreign Affairs in a new cyber-attack
The security researchers from Zscaler ThreatLabz have also discovered five new tools deployed by the North Korean hacking group
The North Korean threat actor known as ScarCruft has been attributed to a fresh set of tools, including a backdoor that uses Zoho WorkDrive for command-and-control (C2) communications to fetch more payloads and an implant that uses removable media to relay commands and breach air-gapped networks
Zscaler's acquisition of SquareX comes as competitors like CrowdStrike and Palo Alto Networks are also investing in secure browser technologies.
The Russia-linked state-sponsored threat actor known as APT28 (aka UAC-0001) has been attributed to attacks exploiting a newly disclosed security flaw in Microsoft Office as part of a campaign codenamed Operation Neusploit
Zscaler analysts found critical vulnerabilities in 100% of enterprise AI systems, with 90% compromised in under 90 minutes
Indian government entities have been targeted in two campaigns undertaken by a threat actor that operates in Pakistan using previously undocumented tradecraft
November 2025 saw cybersecurity giants like Palo Alto Networks, Bugcrowd and Zscaler invest in AI-powered security solutions
Zscaler estimates 239 malicious Android apps made it onto the official Play store over the past year
Hundreds of malicious Android apps on Google Play were downloaded more than 40 million times between June 2024 and May 2025, notes a report from cloud security company Zscaler. [...]
Acquisition Boosts AI Defense from Red-Teaming, Risk Scoring to Compliance TrackingThe SPLX acquisition gives Zscaler new tools for red-teaming, AI governance and pre-deployment risk analysis. The deal will strengthen Zscaler's push to provide comprehensive GenAI protection, from cloud model discovery to runtime guardrails and ongoing compliance reporting.
Zero trust is the best kind of trust when it comes to securing your organization, says ZScaler Partner Content Many organizations across Europe have taken steps to implement Zero Trust principles, securing users, devices, workloads, and applications. But while these efforts are critical, they can leave significant gaps in resilience and security if applied too narrowly.…
Discover how Trend Vision One™ integrates with Zscaler to unify detection and access enforcement, accelerate threat containment, reduce dwell time, and deliver seamless Zero Trust protection for modern enterprises.