---
title: "Discussion on \"SSL Pinning in iOS (Swift): Certificate & Public Key Pinning Explained\" | Hashnode"
description: "Discussion on \"SSL Pinning in iOS (Swift): Certificate & Public Key Pinning Explained\". When building iOS apps that communicate with backend servers, security is critical.Even though HTTPS encrypts data, apps can still be vulnerable to Man-in-the-Middle (MITM) attacks if a malicious certificate is trusted.\nSSL Pinning solves this by ens..."
url: "https://hashnode.com/posts/ssl-pinning-in-ios-swift-certificate-and-public-key-pinning-explained/6953b2c180dcff8eb788eb93"
---

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# [SSL Pinning in iOS (Swift): Certificate & Public Key Pinning Explained](https://mobile-dev.hashnode.dev/ssl-pinning-in-ios-swift-certificate-and-public-key-pinning-explained?utm_source=hashnode&utm_medium=feed)

When building iOS apps that communicate with backend servers, security is critical.Even though HTTPS encrypts data, apps can still be vulnerable to Man-in-the-Middle (MITM) attacks if a malicious certificate is trusted. SSL Pinning solves this by ens...

Dec 30, 2025 · 3 min read · mobile-dev.hashnode.dev  
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-   [#ios](https://hashnode.com/tag/ios)
-   [#swift](https://hashnode.com/tag/swift)
-   [#ssl-certificate](https://hashnode.com/tag/ssl-certificate)
-   [#ssl-pinning](https://hashnode.com/tag/ssl-pinning)
-   [#mobile-development](https://hashnode.com/tag/mobile-development)

## Written by

[Amar Sawant](https://hashnode.com/@atsawant)

@atsawant

  
[View profile](https://hashnode.com/@atsawant)

Exploring mobile development with Swift, Kotlin & curiosity

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