Certified Partner
View Certification →How much does one day of your company down from an attack or IT failure cost?
Most companies only find out the answer on their worst day. Datasirius shows you where your IT is exposed — and protects, governs and licenses your Microsoft 365, Azure, Defender and Entra ID environments with control, predictability and auditable proof.
You leave with a prioritized risk report — even if you don't hire us • Reply within 1 business day
This is for you if…
Microsoft Partner
Certified
Direct Support
With a specialist
Numbers that prove our experience
Companies currently served
35 companies served throughout our history
In the market since
Nearly a decade of IT experience
Client retention
Trust and continuity relationships over time
Users in the largest managed tenant
We manage environments from 1 to 400,000 users
Long-term partnerships
We work to build relationships of trust and continuity, following the evolution of each client's IT environment over time.
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From executive decisions to Microsoft environment protection
Strategic services for organizations that need to govern risk, respond to incidents, and improve security without maintaining the entire structure in-house.
vCISO for Microsoft environments
On-demand security leadership that turns technical risks into decisions, priorities, and governance.
Explore the serviceData Privacy and Microsoft 365 Governance
Controls, evidence, and data protection applied to your organization’s Microsoft environment.
Explore the serviceMicrosoft Incident Response
Preparation, containment, and recovery for breaches, data leaks, and compromised accounts.
Explore the serviceZero Trust Architecture
A strategy and roadmap to protect identities, devices, applications, and data without implicit trust.
Explore the serviceSecurity Awareness
Continuous training to reduce human risk across email, Teams, files, and Microsoft 365 identities.
Explore the serviceFlexible service for different business realities
We mainly serve small and medium-sized businesses that need to structure, modernize or protect their IT environments, as well as deliver specific projects for institutions and larger environments. Each solution is designed according to the size, context and goals of each organization.
Complete IT coverage from planning to operation
Datasirius operates comprehensively in Information and Communication Technology, delivering solutions from planning to operation.
On-premises, hybrid and cloud computing infrastructure
ICT projects and technological modernization
Software licensing and corporate solutions
Information security and identity & data protection
Deployment, configuration, documentation and technical guidance
Strategic consulting and IT environment sustainment
Expertise in Microsoft technology
Infrastructure
Migrate to the Azure cloud or optimize your on-premises environment with high availability and scalability.
- Azure Cloud
- On-Premises Servers
- Hyper-V Virtualization
Information Security
Protect your data against ransomware and attacks with endpoint/AV and Entra ID.
- Endpoint/AV
- Entra ID
- Zero Trust
IT Governance
Ensure compliance and efficient management to reduce risks and increase productivity.
- Compliance
- Data Privacy
- Auditing
Microsoft Licensing
Save with smart license management and maximize your investments.
- Microsoft 365
- Azure
- Windows Server
Secure 360
Security, governance and continuity as an ongoing service — not a product.
A structured security, governance and continuity model for companies that already use Microsoft solutions and need to reduce operational, legal and financial risks — with cost predictability and auditable proof.
Technical Assessment
Implementation
Continuous Management
Risk Reduction
Agents per process
Each agent is born from a real high-volume process — not a loose chatbot.
Corporate context
Answers based on company data: Microsoft 365, SharePoint, systems and databases.
Governance and LGPD
Permissions, compliance and a human in control from the design stage.
Agentization 365
Internal AI agents per process, with Microsoft 365 Copilot.
Move from "we want AI" to "we have agents solving real processes". We deploy AI agents connected to your company context, with governance, LGPD and predictable cost — using the A.G.E.N.T.E. method.
Smart decisions and secure connections to win challenges
We make the right technical decisions and connect your company with cutting-edge Microsoft technology, strengthening your environment so you can focus on your business.
Reinforced Security
Threat protection with endpoint/AV and Zero Trust technology
Certified Official Expertise
Proven technical mastery in infrastructure, security and governance
Connected to Your Business
We align technology with your business goals
Microsoft Partner
View CertificationYour assessment is not outsourced
+15 years · mission-critical environmentsSpecialist consultant in Microsoft Security and Cloud
Datasirius assessments are conducted by a consultant and technical analyst who is a leader in Information Security and GRC, with over 15 years of experience in infrastructure, security and governance in high-demand environments under constant auditing. He defines security architecture, standards and controls — translating risk, compliance and auditing into practical and sustainable solutions, with strong alignment to Zero Trust principles. He also works as an MBA professor in Cyber Defense and Artificial Intelligence. It is this expertise in critical environments that Datasirius makes available to protect and modernize your company's IT.
Credentials & Expertise
Leader in Information Security & GRC — Security Architecture and Zero Trust
Specialist in Microsoft Cloud / Azure and identity (IAM/PAM)
Experience in mission-critical, highly regulated environments
MBA professor in Cyber Defense & AI · Postgrad in Digital Forensics
Commitment and security at every step
Free assessment
We evaluate your IT environment for free before any proposal. You only invest if it makes sense.
SLA and accountability
Clear service level agreements, with deadlines, evidence and traceability in every delivery.
Close and direct support
You talk directly with specialists — no queue, no generic call center.
Compliance and data protection
Implementations aligned with local and international privacy standards (LGPD/GDPR), focused on governance and security from the start.
The method behind every assessment
Each assessment is conducted personally by our certified specialist, following a structured process from start to finish. No shortcuts, no outsourcing — a clear and traceable method at every step.
Organize
Structures the scope and what needs to be reviewed in your environment.
Collect
Gathers technical information and data from the current environment.
Understand context
Understands the scenario, priorities and business goals.
Evaluate
Weighs risks, configurations and points of attention.
Verify
Checks what is configured and what is compliant.
Analyze
Cross-references data to identify causes and opportunities.
Execute
Applies the planned adjustments and corrections.
Review
Validates the result and ensures everything is correct.
Present
Shows what was done clearly — and repeats the cycle.
Results that build trust
"The cloud migration was planned and executed without interrupting our operation. Today we have more control and security than ever."
IT Manager
Services Company — Medium Sized
"The security assessment revealed risks we didn't even know existed. The correction was fast and within the agreed deadline."
Operations Director
Industry — Mato Grosso
"License management reduced our Microsoft 365 costs and organized everything that was a mess. Direct and technical support."
Managing Partner
Professional Office — Small Sized
Real client testimonials, anonymized to preserve confidentiality.
Everything you need to know before starting
One incident costs more than years of prevention
The assessment is free. The cost of finding out too late where your IT was exposed is not. See your real risks before they become losses — no commitment.
You leave with a prioritized risk report — even if you don't hire us • Reply within 1 business day