19+
years in software outsourcing
S3Corp. offers comprehensive software development outsourcing services ranging from software development to software verification and maintenance for a wide variety of industries and technologies
Software Development Center
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S3Corp builds data security solutions that protect sensitive data and IT assets from cyber threats. Our engineers develop full disk encryption software, mobile encryption, data backup solutions and access control systems for enterprise data security and for endpoint security vendors.
With 19+ years of experience in software outsourcing, 250+ engineers and ISO 27001 certification, we help you ship secure products faster while optimizing cost and performance.
IT assets security and management
Full disk encryption
Mobile encryption
Data backup
Access Control
Not sure which offering fits?
Describe your network project to an engineer.
Talk to an EngineerData security software development is the work of designing, building and testing software that protects sensitive data. It covers data encryption, access control and data backup across devices, servers and applications. The three layers below work best as one design.
Data encryption for disks, files, removable media and mobile devices keeps data at rest unreadable to anyone without authorization.
Authentication, role-based access control (RBAC) and audit logs decide who can reach which data. Multi-factor authentication (MFA) and least privilege limit the damage from stolen passwords.
Encrypted data backup and restore tools bring systems back after an outage, a failed device or a ransomware attack.
Teams choose custom security software development when packaged tools cannot meet their scale, integration or compliance needs. Three pressures drive this choice: endpoint scale, data leaving through removable media, and compliance duties.
Installing encryption machine by machine does not work for thousands of devices. You need central deployment from one management console.
Blocking every USB port stops all devices. Data loss prevention (DLP) tools grant rights per device and encrypt data on removable media instead.
Regulations such as GDPR and standards such as ISO 27001 expect proven controls. If you outsource security software development, your source code needs the same protection.
Not sure which layer to build first? Talk to a data security engineer and review your encryption, backup and access control needs.
A data breach now costs more than most security budgets expect. IBM's 2026 Cost of a Data Breach Report puts the global average at $4.99 million.
| Measure | 2026 figure |
|---|---|
| Global average cost of a data breach | $4.99 million, up 12% from 2025 |
| Average cost of a data breach in the United States | $11.5 million |
| Average time to identify and contain a breach | 247 days |
| Average cost when a breach lasts over 200 days | $5.65 million, against $4.32 million when contained sooner |
| Breached organizations that encrypted sensitive data at rest and in transit | 37% |
Healthcare ($6.64 million) and financial services ($6.29 million) face the highest costs. S3Corp also builds software for both sectors, as our healthcare and Fintech Solutions pages show.
Data security outsourcing gives you experienced engineers without the delay of hiring in-house. S3Corp is a software outsourcing company in Ho Chi Minh City with four strengths in this field.
Under the standard from the International Organization for Standardization (ISO) and the International Electrotechnical Commission (IEC), S3Corp renewed its ISO/IEC 27001:2022 certification in October 2025.
We have delivered five data security case studies, including encryption, device control and disk imaging software for a Canada-based endpoint security provider.
Three of our data security projects cut development cost by at least 40%. Read why companies outsource to Vietnam.
Teams work with least-privilege access, multi-factor authentication on critical systems, encryption at rest and in transit, and separate environments for each client.
Five checks matter most: security certification, domain proof, encryption depth, communication and delivery process. The table shows what S3Corp offers on each.
| What to check | What S3Corp offers |
|---|---|
| Security certification | ISO/IEC 27001:2022, audited by DNV and renewed in October 2025. |
| Domain proof | Five data security case studies, within 400+ projects across 8+ industries. |
| Encryption depth | Experience building file and hard disk encryption, device control and disk imaging software. |
| Communication | Delivery from Ho Chi Minh City since 2007, one hour behind Singapore. |
| Delivery process | A written 6-step delivery process from initiation to retirement, with Agile methods such as Scrum. |
S3Corp covers the full delivery cycle, from a new security product to keeping an existing system running.
Our data security projects use proven building blocks: strong encryption, operating-system drivers, network boot tools and identity services. The table lists what we used in delivered projects.
| Layer | Technologies | Used for |
|---|---|---|
| Encryption | Advanced Encryption Standard (AES) with 256-bit keys as the default, other algorithms supported, Windows cryptography library | Encrypting files, hard drives and data saved to removable media |
| Languages and frameworks | C/C++, C#, .NET | Endpoint software, device agents and management tools |
| Drivers and operating systems | Windows, Windows Server, Windows driver development (legacy filter and minifilter), Windows Preinstallation Environment (WinPE) | Controlling disks and removable media at operating-system level |
| Network imaging | Preboot Execution Environment (PXE), Trivial File Transfer Protocol (TFTP), File Transfer Protocol (FTP) | Network backup and restore of partitions or whole disks |
| Identity and workflow | Active Directory, Microsoft SharePoint | Centralized user access and approval workflows |
| Data and code quality | MySQL, PCLint, CPPUnit | Data storage, static code analysis and C++ unit tests |
Using a different platform? Share your stack with our engineers during scoping.
Data security outsourcing works best when the model matches your scope. S3Corp offers three.
Engineers you select work as a virtual extension of your team, under an annual contract with adjustable team size.
Fixed scope and timeline for clearly defined requirements, such as an encryption module or a device control agent.
Highly specialized engineers join your team fast during release sprints.
Explore all collaboration models offered by S3Corp.
A data security project runs in six steps: threat model, architecture, secure build, QA, deployment and support. Each step ends with a deliverable that you can review. This keeps risk visible and helps you control cost.
We list assets, attackers and failure modes before anyone writes code.
Engineers choose algorithms, key storage and integration points with your management system. A scalable architecture at this step prevents rework later.
Developers build in small increments and review code against the threat model, in line with a secure software development lifecycle. Our data security projects used C++, C# and .NET.
Testers run static analysis and unit tests. Past security projects used PCLint and CPPUnit. See our quality assurance services.
Our DevOps services support build, release and deployment automation. You can add DevSecOps checks to the pipeline.
After delivery, engineers stay available for fixes and updates, so your product keeps pace with new threats.
Our application development services cover the full lifecycle, including desk: applications and Windows drivers.
S3Corp has delivered disk encryption, USB control, disk imaging and document management software for security vendors and enterprises. We scoped three of these projects at 4 to 5 months each, and the case studies list development cost savings of at least 40% to 50%. They show our endpoint security software development and encryption software development work in practice.
Data Security | Canada-based endpoint security provider
Challenge: Administrators had to install encryption on each machine by hand, which does not work for thousands of endpoints.
What we built: A feature that lets administrators request encryption from the central management system. We wrote it in C++ with AES 256 by default and Windows minifilter drivers.
Result: Scope of 4 months, at least 50% lower development cost and low integration cost.
Data Security | Global endpoint security provider
Challenge: Control USB ports and protect data on removable media without blocking all USB devices.
What we built: A C++ application that grants or restricts removable media rights and encrypts data automatically. It plugs into the central management system.
Result: Scope of 4 months, at least 50% lower development cost and prompt support after delivery.
Data Security | Canada-based endpoint security provider
Challenge: Install the OS and restore disks on thousands of new PCs and laptops without working machine by machine.
What we built: A C++ imaging application that backs up and restores partitions or whole disks over the network. It supports network boot, several storage types and several disk formats.
Result: Scope of 5 months, at least 40% lower development cost and low integration cost.
Data Security | Major food and beverage company in Vietnam
Challenge: Automate contract approval workflows and store signed contracts securely.
What we built: A SharePoint-based document management system for contract approval.
Result: Better compliance, shorter processing time and secure digital storage.
Apply the same lessons to your own roadmap: deploy from one console, scope each control to the device, and automate the image or the policy. View all case studies →
Encryption, backup and access control appear in the frameworks auditors use most. The table links each offering to the control behind it.
| Framework | Control or requirement | S3Corp offering |
|---|---|---|
| ISO/IEC 27001:2022, Annex A | A.8.24 Use of cryptography | Full disk encryption, mobile encryption |
| ISO/IEC 27001:2022, Annex A | A.8.13 Information backup | Data backup |
| ISO/IEC 27001:2022, Annex A | A.5.15 Access control and A.8.3 Information access restriction | Access control |
| General Data Protection Regulation (GDPR), Article 32 | Lists encryption of personal data and the ability to restore access to it in a timely manner as measures to consider | Encryption and data backup |
| Personal Data Protection Act (PDPA), Singapore | Reasonable security arrangements to protect personal data from unauthorized access and similar risks | All four offerings |
These controls support your compliance program but do not replace it, so your compliance team confirms the final scope. For card data, see our guide to Payment Card Industry Data Security Standard (PCI DSS) compliance.
S3Corp renewed its ISO/IEC 27001:2022 certification in October 2025 (read the renewal announcement). Your code and test data often describe how your systems work, so every project follows these practices:
S3Corp serves clients in 25+ countries and does not disclose client information, under defined security policies.
S3Corp covers IT assets security and management through four offerings:
Yes. We built encryption, USB control and disk imaging software for a Canada-based endpoint security provider, plus a legal document management system for a food and beverage company in Vietnam.
Data security protects data with controls such as encryption and access control. Data privacy decides how personal data may be collected and used. Cybersecurity is the wider practice of defending systems and networks.
Full disk encryption protects the drives of laptops and desktops. Mobile encryption protects smartphones and tablets. Both keep data unreadable if a device is lost or stolen.
The Recovery Time Objective (RTO) is the longest downtime you can accept. The Recovery Point Objective (RPO) is the most data you can afford to lose, measured in time. We design backups to meet both.
Access control gives each person only the access their role needs and blocks the rest. Our DLP project also let administrators allow or block removable media.
Yes, if the vendor can prove its controls. Ask for independent proof such as ISO 27001 certification, and agree on rules for repository access and AI tools. S3Corp holds ISO/IEC 27001:2022 certification, and has delivered data security software for endpoint security vendors. Every project also uses least-privilege access, multi-factor authentication on critical systems, encryption at rest and in transit, and separate environments for each client.
They support the technical side. Encryption, backup and access control map to ISO/IEC 27001:2022 Annex A, GDPR Article 32 and the PDPA security obligation. Your compliance team confirms the full scope.
Scope sets the timeline. Our delivered projects took between 2 and 5 months, from a 2-month data sync tool to a 5-month disk imaging system. S3Corp scoped its hard disk encryption and USB control applications at 4 months each, and its disk imaging tool at 5 months. More platforms or modules extend the schedule.
Four factors shape the cost:
Share your scope with our business team and get a tailored proposal.
Yes. Migration, enhancement, maintenance and support are core services under DevOps Services. Share your codebase and requirements, and S3Corp proposes how to start.
Data security software development is the process of designing, building and testing software that protects data. It covers encryption, access control and backup. A development partner writes the code, tests it and supports it after release.
Full disk encryption (FDE) turns everything stored on a drive into unreadable data. The device decrypts it only after a user or administrator authenticates, often before the OS starts. This protects data at rest if someone steals the device.
Authentication proves who a user is. Authorization decides what that user may do, and access control enforces that decision. Zero trust models treat both as separate checks before each session starts.
Connect with the engineers at S3 Corporation for a consultation and a tailored proposal
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The client specializes in technology and services for the management and security of mobile computers, netbooks, and smartphones.
A Canada-based endpoint security provider needed an efficient solution to image thousands of new PCs and laptops across large client deployments. S3Corp developed a custom disk imaging application that automates backup and restore over the network, cutting manual work and cost.
We developed a SharePoint-based legal document management system to automate contract approval workflows for a major food and beverage company in Vietnam. The system improved compliance, reduced processing time, and supported secure digital storage of signed contracts.
We developed a centralized hard disk encryption system that allows enterprise administrators to encrypt thousands of endpoints remotely using simple actions. This reduced deployment time, saved development costs, and integrated seamlessly with the client’s existing management system.
