Cookie Policy

This Cookie Policy explains how Keldan Tecnologia Ltda. ("Keldan", "we", "our", or "us") uses cookies and similar technologies when you access our websites, applications, developer portals, cloud services, APIs, and other digital services (collectively, the "Services").

This Cookie Policy should be read together with our Privacy Policy.

By continuing to use our Services, you acknowledge the use of cookies as described in this Policy, subject to your preferences and applicable law.

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Cookies are small text files stored on your computer, smartphone, tablet, or other device when you visit a website or use an online service.

Cookies allow websites to remember information about your visit, recognize your device, improve functionality, enhance security, and provide a better user experience.

Cookies generally cannot execute software or install malware.

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In addition to cookies, Keldan may use similar technologies, including:

• Local Storage
• Session Storage
• IndexedDB
• Web Beacons
• Pixel Tags
• SDK Storage
• Device Identifiers
• API Session Tokens

For simplicity, all these technologies are collectively referred to in this document as "Cookies."

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Cookies help us provide secure, reliable, and efficient Services.

We may use cookies to:

• authenticate users;
• maintain login sessions;
• remember preferences;
• improve website performance;
• understand Service usage;
• measure feature adoption;
• enhance security;
• detect fraud;
• protect accounts;
• remember language preferences;
• improve accessibility;
• support customer support activities;
• analyze platform reliability.

We do not use cookies to collect sensitive Personal Data unless explicitly required by a Service and permitted by applicable law.

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Keldan may use the following categories of cookies.

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5.1 Essential Cookies

These cookies are necessary for the operation of our Services.

Without them, certain functionality cannot be provided.

Examples include:

• Authentication
• Session Management
• Security Tokens
• Load Balancing
• CSRF Protection
• User Preferences Required for Operation

These cookies cannot generally be disabled.

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5.2 Functional Cookies

Functional cookies remember choices made by users.

Examples include:

• Preferred Language
• Time Zone
• Theme Selection
• Accessibility Preferences
• Dashboard Layout
• Recently Used Features

These cookies improve convenience but are not strictly necessary.

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5.3 Performance Cookies

Performance cookies help us understand how our Services perform.

Examples include:

• Page Load Time
• Navigation Performance
• Resource Timing
• Error Frequency
• Service Availability

Performance information is generally aggregated.

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5.4 Analytics Cookies

Analytics cookies help us understand how visitors interact with our Services.

Information may include:

• Pages Visited
• Session Duration
• Navigation Flow
• Feature Usage
• Device Type
• Browser Information
• Anonymous Usage Statistics

Whenever possible, analytics information is aggregated or pseudonymized.

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5.5 Security Cookies

Security cookies help protect our Services.

Examples include:

• Fraud Detection
• Abuse Prevention
• Login Protection
• Session Integrity
• Device Verification
• Rate Limiting
• Risk Assessment

These cookies are essential to protecting users and infrastructure.

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5.6 Marketing Cookies

Where legally permitted, marketing cookies may be used to:

• measure campaign effectiveness;
• remember marketing preferences;
• understand referral sources;
• personalize communications.

Keldan does not sell Personal Data through advertising cookies.

Marketing cookies are only used where permitted by applicable law and, where required, after obtaining user consent.

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Cookies may be placed by:

First-Party Cookies

Cookies created directly by Keldan.

These are generally used for:

• authentication;
• platform operation;
• user preferences;
• security.

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Third-Party Cookies

Certain trusted providers may place cookies when delivering services on our behalf.

Examples may include:

• Analytics Providers
• Authentication Providers
• Cloud Infrastructure
• Content Delivery Networks
• Customer Support Platforms
• Fraud Prevention Services

Each provider remains responsible for its own processing activities where applicable.

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Cookies may be classified according to their lifespan.

Session Cookies

Session cookies expire automatically when the browser is closed.

They help maintain temporary sessions.

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Persistent Cookies

Persistent cookies remain stored for a defined period or until manually deleted.

These cookies allow us to remember preferences across future visits.

Retention periods vary depending on the purpose of each cookie.

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Users may manage cookies through:

• browser settings;
• device settings;
• our Cookie Preference Center;
• consent banners where applicable.

Most browsers allow users to:

• delete cookies;
• block cookies;
• receive notifications before cookies are stored;
• disable third-party cookies.

Disabling certain cookies may reduce the functionality of our Services.

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Some browsers provide a "Do Not Track" (DNT) feature.

Currently, no universally accepted standard exists for responding to DNT signals.

Accordingly, Keldan may not respond uniformly to all DNT requests.

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Because Keldan serves customers globally, cookie usage may be subject to different legal requirements depending on your jurisdiction.

Where required by law, we obtain consent before storing non-essential cookies.

Users may withdraw consent at any time through the Cookie Preference Center.

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We may update this Cookie Policy periodically.

Changes may reflect:

• legal developments;
• regulatory changes;
• technology updates;
• new Services;
• security improvements.

The "Last Updated" date will always indicate the latest revision.

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Questions regarding this Cookie Policy may be directed to:

Keldan Tecnologia Ltda.

Email:

privacy@keldan.com.br

Website:

https://www.keldan.com.br

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| Category | Purpose |

|----------|---------|

| Essential | Authentication, session management, security |

| Functional | Language, theme, accessibility |

| Performance | Site performance, monitoring |

| Analytics | Anonymous usage analytics |

| Security | Fraud prevention, session integrity |

| Marketing | Campaign measurement (where applicable) |

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Depending on the Services enabled, Keldan may use technologies provided by trusted partners, such as:

• Cloudflare
• Google Cloud
• Microsoft
• GitHub
• Grafana
• Sentry
• Stripe
• Auth0
• Amazon Web Services (AWS)

The use of cookies by these providers is governed by their respective privacy and cookie policies.

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© 2026 Keldan Tecnologia Ltda.

All rights reserved.