--- title: Deep dive into data streaming security - Olena Kutsenko... description: Comprehensive overview of security practices for data streaming systems, focusing on Apache Kafka, Flink, and Iceberg. Covers real-world security breaches... canonical: https://daily.dev/posts/deep-dive-into-data-streaming-security---olena-kutsenko---ndc-manchester-2025-gekgoeeyg twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Deep dive into data streaming security - Olena Kutsenko - NDC Manchester 2025 | daily.dev og:description: Comprehensive overview of security practices for data streaming systems, focusing on Apache Kafka, Flink, and Iceberg. Covers real-world security breaches... og:url: https://daily.dev/posts/deep-dive-into-data-streaming-security---olena-kutsenko---ndc-manchester-2025-gekgoeeyg og:image: https://api.daily.dev/og/posts/gEkGOEEYG.png og:image:alt: Deep dive into data streaming security - Olena Kutsenko - NDC Manchester 2025 og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Deep dive into data streaming security - Olena Kutsenko - NDC Manchester 2025 **[NDC Conferences](https://daily.dev/sources/ndc)** · 55 min read · 0 upvotes · 0 comments ## Summary Comprehensive overview of security practices for data streaming systems, focusing on Apache Kafka, Flink, and Iceberg. Covers real-world security breaches (exposed healthcare chatbots, food delivery leaks, crypto mining attacks), encryption strategies (TLS, at-rest, topic-level, field-level, end-to-end), access control mechanisms (ACLs, authentication, authorization), network segmentation, and threat mitigation for data exfiltration, denial-of-service attacks, and AI/LLM prompt injection. Emphasizes situational awareness through monitoring, auditing, dependency management, and proper configuration to prevent common vulnerabilities in real-time data processing architectures. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Real-Time Data & AI for Every Role](https://daily.dev/posts/real-time-data-ai-for-every-role-a6kty71k1) · Confluent Blog · 1 upvotes · 0 comments - [Why CISOs Are Building Open Security Lakes with Iceberg](https://daily.dev/posts/why-cisos-are-building-open-security-lakes-with-iceberg-kawnuzoou) · Confluent Blog · 0 upvotes · 0 comments - [Why Real-Time Stream Processing Beats Batch ETL for AI Data Freshness in 2026](https://daily.dev/posts/why-real-time-stream-processing-beats-batch-etl-for-ai-data-freshness-in-2026-c1hypylls) · Confluent Blog · 3 upvotes · 0 comments --- Tags: [#security](https://daily.dev/tags/security), [#kafka](https://daily.dev/tags/kafka), [#encryption](https://daily.dev/tags/encryption), [#apache-flink](https://daily.dev/tags/apache-flink), [#data-streaming](https://daily.dev/tags/data-streaming) [View this post on daily.dev](https://daily.dev/posts/deep-dive-into-data-streaming-security---olena-kutsenko---ndc-manchester-2025-gekgoeeyg) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Deep dive into data streaming security - Olena Kutsenko - NDC Manchester 2025","url":"https://daily.dev/posts/deep-dive-into-data-streaming-security---olena-kutsenko---ndc-manchester-2025-gekgoeeyg","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/deep-dive-into-data-streaming-security---olena-kutsenko---ndc-manchester-2025-gekgoeeyg"},"datePublished":"2026-02-03T08:36:31.210Z","dateModified":"2026-02-03T08:36:51.649Z","description":"Comprehensive overview of security practices for data streaming systems, focusing on Apache Kafka, Flink, and Iceberg. 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