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Mobile Security.
Simplified.

Your data holds your life — messages, memories, credentials... everything that matters. We protect it all.

Fast, seamless, mobile-first security solutions. Built to protect what matters most. No clutter. No complexity. Just powerful protection, made simple.

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Mobile Application SecurityMobile Threat IntelligenceDevice SecurityEndpoint ProtectionApp Store & APK AnalysisMalware AnalysisIT SecurityNetwork SecurityContent Disarm & ReconstructionReverse EngineeringPhishing ProtectionVulnerability AssessmentData Loss PreventionCloud SecurityMobile AntivirusApplication HardeningFraud DetectionMobile Application SecurityMobile Threat IntelligenceDevice SecurityEndpoint ProtectionApp Store & APK AnalysisMalware AnalysisIT SecurityNetwork SecurityContent Disarm & ReconstructionReverse EngineeringPhishing ProtectionVulnerability AssessmentData Loss PreventionCloud SecurityMobile AntivirusApplication HardeningFraud Detection

Who We Are?

At Kloudser, we offer customized iOS and Android security solutions for businesses, prioritizing mobile security, data protection, and user experience. Our software ensures seamless compatibility and robust security, using advanced encryption and authentication to safeguard sensitive data. We provide intrusion detection, vulnerability testing, and ongoing support to protect your digital assets. Our expert team tailors strategies to your needs, ensuring high-security standards and quick app deployment. Partner with us to secure your mobile devices and enhance business security.

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Products

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Content Disarm & Reconstruction

A powerful file sanitization tool that automatically removes embedded threats from uploaded documents and files. Instantly receive a safe, reconstructed version—ensuring only clean content enters your organization, without disrupting workflows.

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Reverse Engineering Tool

A robust analysis suite for deconstructing mobile applications. Enables in-depth inspection of app code, resources, and behavior to uncover vulnerabilities, detect tampering, and understand potential security risks within any mobile software.

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App Security Tool

Empowers developers with advanced vulnerability assessment for mobile applications. Upload your app to receive a comprehensive analysis report highlighting security flaws, misconfigurations, and recommendations to strengthen your app’s defenses before launch.

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Mobile Sandbox

Is an AI-powered hybrid analysis platform that performs static and dynamic analysis to detect malicious activities in mobile applications. Test any app in a secure web-based emulator, view real-time logs, and uncover hidden threats in a risk-free environment.

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blog posts & updates

featuredJan 7, 2025

Google’s Pixel 9 adds security features, including baseband attack mitigation.

Pixel phones are known for their strong security features, particularly in protecting the cellular baseband, which is the processor handling LTE, 4G, and 5G communications. While basebands in smartphones are often vulnerable to attacks due to performance constraints, Pixel has implemented security hardening measures for years. Google claims that the Pixel 9 implements the most secure baseband to date, addressing a critical attack vector exploited by researchers. The cellular baseband manages a smartphone’s network connectivity and processes external inputs, including those from untrusted sources. In the past, researchers documented multiple attacks relying on false base stations to target mobile devices. Threat actors can remotely carry out these kinds of attacks through protocols like IMS. “malicious actors can employ false base stations to inject fabricated or manipulated network packets. In certain protocols like IMS (IP Multimedia Subsystem), this can be executed remotely from any global location using an IMS client.” reads Google’s announcement. Baseband firmware can be affected by vulnerabilities, making it a significant attack vector. Exploiting baseband bugs can lead to remote code execution. Experts warn that most smartphone basebands lack exploit mitigations commonly used in software development. Zero-day brokers and commercial spyware vendors can exploit these vulnerabilities to target mobile users and deploy malware like Predator. Baseband exploits are frequently listed in exploit marketplaces with low payouts, indicating their abundance. In response, Android and Pixel have strengthened their Vulnerability Rewards Program, prioritizing the identification and resolution of connectivity firmware vulnerabilities. Pixel has added proactive defenses over the years, key security measures implemented in the Pixel 9 series include: Bounds Sanitizer: Prevents memory corruption by ensuring memory access stays within bounds. Integer Overflow Sanitizer: Eliminates memory corruption from numeric overflows. Stack Canaries: Detects and alerts the system to potential stack-related attacks. Control Flow Integrity (CFI): Restricts code execution to approved paths, preventing unauthorized paths. Auto-Initialize Stack Variables: Prevents vulnerabilities by automatically initializing stack memory to zero. Additionally, bug detection tools like address sanitizer are used during testing to patch bugs before shipping. “Security hardening is difficult and our work is never done, but when these security measures are combined, they significantly increase Pixel 9’s resilience to baseband attacks.” concludes the announcement. “Pixel’s proactive approach to security demonstrates a commitment to protecting its users across the entire software stack. Hardening the cellular baseband against remote attacks is just one example of how Pixel is constantly working to stay ahead of the curve when it comes to security.”

featuredJan 21, 2025

New Android Banking Malware 'ToxicPanda' Targets Users with Fraudulent Money Transfers.

Ransomware isn't just a buzzword; it's one of the most dreaded challenges businesses face in this increasingly digitized world. Ransomware attacks are not only increasing in frequency but also in sophistication, with new ransomware groups constantly emerging. Their attack methods are evolving rapidly, becoming more dangerous and damaging than ever. Almost all respondents (99.8%) in a recent survey said they are concerned about the risk of identity information, session cookies and other data being extracted from devices infected with malware, activities highly correlated to a future ransomware attack.[ The harsh reality is that ransomware threats aren't going away anytime soon. Despite organizations' best efforts to prevent these attacks, breaches still happen. As such, backup and disaster recovery become your critical last line of defense against these growing threats. However, many organizations overlook essential disaster recovery (DR) practices, leaving them vulnerable to cyberattacks and data disasters. To combat cyberthreats effectively, your organization must develop a comprehensive DR plan and test it regularly to ensure its efficacy and reliability. Your organization's ability to respond to cyber incidents quickly depends on proactive preparation. The following three strategies are key to protecting your last line of defense and ensuring successful recovery. Audit the data: This ensures that data scattered in multiple places is protected, confirms backup integrity and reduces blind spots. Create resilience: Build robust systems that endure disruptions through local access controls, encryption, immutability and backup isolation. Recover with insight: Enables informed, efficient recovery with minimized business impact through regular DR testing, measuring recovery effectiveness and detecting anomalies in backups. This article will examine the five business continuity and disaster recovery (BCDR) mistakes businesses make that can result in catastrophic breaches and business disruptions

featuredFab 12, 2025

Iranian Hackers Use 'Dream Job' Lures to Deploy SnailResin in Attacks

The Iranian threat actor known as TA455 has been observed taking a leaf out of a North Korean hacking group's playbook to orchestrate its own version of the Dream Job campaign targeting the aerospace industry by offering fake jobs since at least September 2023. "The campaign distributed the SnailResin malware, which activates the SlugResin backdoor," Israeli cybersecurity company ClearSky said in a Tuesday analysis. TA455, also tracked by Google-owned Mandiant as UNC1549 and by PwC as Yellow Dev 13, is assessed to be a sub-cluster within APT35, which is known by the names CALANQUE, Charming Kitten, CharmingCypress, ITG18, Mint Sandstorm (formerly Phosphorus), Newscaster, TA453, and Yellow Garuda. Affiliated with Iran's Islamic Revolutionary Guard Corps (IRGC), the group is said to share tactical overlaps with clusters referred to as Smoke Sandstorm (previously Bohrium) and Crimson Sandstorm (previously Curium). Earlier this February, the adversarial collective was attributed as behind a series of highly-targeted campaigns aimed at aerospace, aviation, and defense industries in the Middle East, including Israel, the U.A.E., Turkey, India, and Albania. The attacks involve the use of social engineering tactics that employ job-related lures to deliver two backdoors dubbed MINIBIKE and MINIBUS. Enterprise security firm Proofpoint said it has also observed "TA455 use front companies to professionally engage with targets of interest via a Contact Us page or a sales request." That said, this is not the first time the threat actor has leveraged job-themed decoys in its attack campaigns. In its "Cyber Threats 2022: A Year in Retrospect" report, PwC said it detected an espionage-motivated activity undertaken by TA455, wherein the attackers posed as recruiters for real or fictitious companies on various social media platforms.

featuredMarch 2, 2025

Think Tanks Urge Action to Curb Misuse of Spyware and Hack-for-Hire

Nation-states’ “permissive” behaviors have contributed to the proliferation and abuse of offensive cyber tools and services, according to two British think tanks. The Royal United Services Institute for Defence and Security Studies (RUSI) and the Royal Institute of International Affairs (aka Chatham House) have both published research that analyzed the use and misuse of spyware, hack-for-hire services and other cyber intrusion tools. They identified a range of ‘non-state proliferating factors’ (NPFs) and ‘state permissive behaviors’ (SPBs) as the primary reason behind the proliferation of such commercial hacking tools. They also published a list of recommendations for nation-states to implement at the national and international levels in order to mitigate the misuse of such tools and services. State-Permissive Factors Behind Cyber Intrusion Proliferation RUSI researchers identified five categories of factors explaining the proliferation of commercial hacking tools: Regulation of corporate structure and governance Legal frameworks for product development, sale and transfer Diplomatic support and engagement Development of cyber-security ecosystem and workforce Integration with defense and security industrial base

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