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Android

Version 4.2.0

Released 2025-08-26

  • Sightline is now supported on mobile with a unified, secure Human Session, improving identification, authentication, and stability — customers must upgrade to this version of the SDK to enable Sightline.

Version 4.1.7

Released 2025-08-06

  • Bug fixes and improvements.

Version 4.1.6

Released 2025-07-13

  • Bug fixes and improvements.

Version 4.1.5

Released 2025-07-10

  • Bug fixes and improvements.

Version 4.1.4

Released 2025-06-30

  • Bug fixes and improvements.

Version 4.1.3

Released 2025-06-18

  • Bug fixes and improvements.

Version 4.1.2

Released 2025-03-27

  • Replaced removeFirst with removeAt to prevent crashes on older Android versions.

Version 4.1.1

Released 2025-03-03

  • Bug fixes and improvements.

Version 4.1.0

Released 2025-01-15

  • Updated dependencies:
    • androidx.core:core-ktx - 1.13.1 → 1.15.0
    • io.ktor:ktor-client-core - 2.3.11 → 3.0.3
    • io.ktor:ktor-client-okhttp - 2.3.11 → 3.0.3
    • androidx.lifecycle:lifecycle-process - 2.8.2 → 2.8.7
  • Bug fixes and improvements.

Version 4.0.2

Released 2024-10-28

  • Bug fixes and improvements.

Version 4.0.1

Released 2024-08-27

  • Added support for external web views that are still based on WebView.

Version 4.0.0

Released 2024-07-18

  • SDK branding - HumanSecurity instead of PerimeterX.
  • Major API changes (read how to upgrade from v3 here).
  • Improvements to the Hybrid App support.
  • Add challengeReferenceId function that returns the challenge's Reference ID.
  • Add support for Android API Level 34.
  • Update com.android.tools.build:gradle - 7.2.2 → 8.2.1
  • Update org.jetbrains.kotlin:kotlin-stdlib - 1.7.21 → 1.9.22
  • Updated dependencies:
    • androidx.core:core-ktx - 1.10.1 → 1.13.1
    • io.ktor:ktor-client-core - 2.3.4 → 2.3.11
    • io.ktor:ktor-client-okhttp - 2.3.4 → 2.3.11
    • com.google.android.material:material - 1.9.0 → 1.12.0
    • androidx.lifecycle:lifecycle-process - 2.6.2 → 2.8.2

Looking for old versions? you can find them here.

iOS

Version 4.2.1

Released 2025-09-03

  • Bug fixes and improvements.

Version 4.2.0

Released 2025-08-26

  • Sightline is now supported on mobile with a unified, secure Human Session, improving identification, authentication, and stability — customers must upgrade to this version of the SDK to enable Sightline.

Version 4.1.2

Released 2025-08-12

  • Fixed a random crash.

Version 4.1.1

Released 2025-02-19

  • Added Accessibility (VoiceOver) support for challenge page and doctor app.
  • Fixed challenge presentation for SwiftUI and iPadOS.
  • Changed the URLResponse parameter to be optional in canHandleResponse and handleResponse functions to simplify usage.

Version 4.1.0

Released 2025-01-15

  • Fixed a bug that cause the calibration screen to appear sometimes.

Version 4.0.2

Released 2024-10-28

  • Bug fixes and improvements.

Version 4.0.1

Released 2024-08-27

  • Added support for external web views that are still based on WKWebView.

Version 4.0.0

Released 2024-07-18

  • visionOS support.
  • SDK branding - HumanSecurity instead of PerimeterX.
  • Major API changes (read how to upgrade from v3 here).
  • Improvements to the Hybrid App support.
  • Add challengeReferenceId function that returns the challenge's Reference ID.

Looking for old versions? you can find them here.

Updated 9 days ago