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Mariot Tsitoara

PROFILE

Mariot Tsitoara

Over a ten-month period, contributed to OpenCTI-Platform and OpenBAS-Platform repositories by building and enhancing security automation connectors, enrichment workflows, and CI/CD governance. Delivered features such as indicator creation flows, structured logging, and threat intelligence enrichment using Python, Docker, and YAML configuration. Improved integration reliability and security by refactoring API handling, implementing signed commit verification with GitHub Actions, and modernizing connector configuration. Enhanced documentation and onboarding through targeted updates, while addressing operational issues like deprecation warnings and configuration errors. The work demonstrated depth in backend development, configuration management, and DevOps, resulting in more robust, maintainable, and secure platform integrations.

Overall Statistics

Feature vs Bugs

71%Features

Repository Contributions

56Total
Bugs
10
Commits
56
Features
24
Lines of code
6,929
Activity Months10

Work History

June 2026

1 Commits • 1 Features

Jun 1, 2026

Month: 2026-06 — fbicyber/opencti__opencti. Focus: Proxy Configuration Documentation Update in XTM Composer; no major bug fixes reported in the provided scope. This monthly summary encapsulates delivered features, impact, and technical proficiency demonstrated.

May 2026

1 Commits

May 1, 2026

May 2026 monthly summary for OpenBAS-Platform/client-python: Focused on stabilizing the logging subsystem to suppress deprecation warnings and improve maintainability. Implemented a deprecation-safe refactor of the logging formatter by updating import paths to align with the new library structure. Added unit tests to validate the new formatter and related utilities, boosting reliability and test coverage. These changes reduce runtime warnings, simplify future upgrades, and strengthen observability for downstream services.

April 2026

3 Commits • 2 Features

Apr 1, 2026

Concise monthly summary for 2026-04 focusing on business value and technical achievements across two repositories.

March 2026

10 Commits • 6 Features

Mar 1, 2026

Month: 2026-03 — This month focused on delivering high-value platform enhancements, strengthening governance, and improving security integrations across the OpenBAS stack. Key outcomes include improved visibility for Cortex XDR alerts, stronger PR governance and traceability, and more reliable deployment/configuration of security connectors. The work accelerates incident detection, reduces operational toil, and supports compliance with policy requirements across teams.

February 2026

2 Commits • 2 Features

Feb 1, 2026

February 2026: Two focused feature deliveries for OpenCTI-Platform/connectors that deliver business value through security, compliance, and improved operational flexibility. Key outcomes include an automated GitHub Signed Commits Verification workflow to strengthen PR hygiene, and MISP connector manager enablement with configurable defaults, enhancing integration management. These efforts reduce manual review, accelerate onboarding, and demonstrate strong CI/CD and configuration management capabilities.

January 2026

19 Commits • 2 Features

Jan 1, 2026

For 2026-01, OpenCTI-Platform/connectors delivered major configurability and enrichment enhancements with clear business value. Implemented Live Stream ID configuration and validation across all connectors, removing default placeholder values to reduce misconfigurations and strengthen security. Enhanced enrichment capabilities across connectors with URLScan enrichment manager support and required API key, added MISP feed scope parameter, and enabled Threat Actor to Intrusion Set conversion, expanding interoperability and data quality. The work included 16 commits across connectors to remove default live values, supporting maintainability and consistent deployment. Documentation updates and cross-team collaboration accompanied the changes, improving adoption and easing future maintenance.

December 2025

6 Commits • 4 Features

Dec 1, 2025

December 2025 monthly summary for OpenCTI-Platform/connectors focusing on delivering key threat intel enrichment features, improving connector manageability, and hardening security. Highlights include new connectors for ReversingLabs Spectra Analyze, Shodan manager support, SDK relationship enhancements, and ShadowTRACKR API key handling, along with a bug fix to prevent duplicate events in Elastic Security Intel.

November 2025

4 Commits • 4 Features

Nov 1, 2025

November 2025 monthly summary: Delivered four key items across two repos, with notable business value around observability, deployment scalability, and security. - fbicyber/opencti__opencti: Structured Logging Enhancement — refactored logging utility to use a new import path for the json logger, enabling richer structured logs. Commit: e2ed23e5783802e613adbbaedb3a2c9fb61b5465 ([client-python] move pythonjsonlogger.jsonlogger to pythonjsonlogger.json (#13114)). - OpenCTI-Platform/connectors: Tagger Connector Management and Settings Enhancement — migrated to connector manager, updated env vars and Docker configurations, and introduced a new settings structure to improve multi-environment deployment. Commit: 5cf6962a4463d2ed0cd8e1eaffb869dfa124880b (#5078)). - OpenCTI-Platform/connectors: Silobreaker API Signature Security Upgrade — upgraded API signatures from HMAC SHA1 to SHA512 for stronger security. Commit: 697d03a69decfcbdbb34bdfceffe0bfd40c0adc9 (#4820)). - OpenCTI-Platform/connectors: MISP Connector Configuration Modernization — removed deprecated misp_interval and introduced connector_duration_period to reduce misconfiguration risk. Commit: 2f5ab875723a4495a1e8e373a17d2669958ea9ca (#5100)).

October 2025

8 Commits • 2 Features

Oct 1, 2025

October 2025 — OpenCTI-Platform/connectors: Delivered substantial improvements to the indicator creation flow, enhanced import filtering for Microsoft Sentinel, and strengthened connector robustness and compatibility across several components. The work reduces manual intervention, improves data quality, and enhances enterprise security automation. Notable work includes refactoring the indicator generation pathway, safer header handling for TAXII, improved resilience in Feedly and RecordedFuture enrichment, and tighter integration stability with MISP/URLhaus through backwards-compatible changes.

September 2025

2 Commits • 1 Features

Sep 1, 2025

September 2025 was focused on delivering a targeted enhancement to the OpenCTI connectors with an emphasis on data enrichment workflow, documentation clarity, and maintainability. The team implemented a new capability to promote Cofense ThreatHQ observables into OpenCTI indicators, added a configurable promotion toggle, updated the accompanying docs, and introduced tests to validate the workflow. Concurrently, a README rename fixed a critical naming inconsistency for the Infoblox Threat Defense connector, improving discoverability and avoiding confusion. These changes collectively improved data quality, automation reach, and onboarding experiences.

Activity

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Quality Metrics

Correctness94.0%
Maintainability91.0%
Architecture91.0%
Performance90.4%
AI Usage24.6%

Skills & Technologies

Programming Languages

BashJSONMarkdownPythonTOMLYAML

Technical Skills

API DevelopmentAPI IntegrationAPI developmentAPI integrationBackend DevelopmentBash scriptingCI/CDConfiguration ManagementConfiguration managementConnector DevelopmentContinuous IntegrationContinuous integrationData FilteringData TransformationDevOps

Repositories Contributed To

6 repos

Overview of all repositories you've contributed to across your timeline

OpenCTI-Platform/connectors

Sep 2025 Mar 2026
7 Months active

Languages Used

MarkdownPythonYAMLJSON

Technical Skills

API IntegrationConnector DevelopmentData TransformationDocumentationSTIX 2.1Threat Intelligence

OpenBAS-Platform/collectors

Mar 2026 Apr 2026
2 Months active

Languages Used

BashPythonTOMLYAMLMarkdown

Technical Skills

API developmentBash scriptingCI/CDConfiguration managementContinuous integrationDevOps

OpenBAS-Platform/client-python

Mar 2026 May 2026
3 Months active

Languages Used

YAMLPython

Technical Skills

CI/CDDevOpsGitHub ActionsPythonbackend developmentlogging configuration

fbicyber/opencti__opencti

Nov 2025 Jun 2026
2 Months active

Languages Used

PythonMarkdown

Technical Skills

Pythonbackend developmentloggingDevOpsconfiguration managementdocumentation

OpenBAS-Platform/injectors

Mar 2026 Mar 2026
1 Month active

Languages Used

JSONYAML

Technical Skills

CI/CDContinuous IntegrationDevOpsGitHub Actions

OpenBAS-Platform/openbas

Mar 2026 Mar 2026
1 Month active

Languages Used

JSON

Technical Skills

API integrationJSON schema designbackend development