SecureBox Pro

Secure shell application, terminal screens and auxiliary commands for Android OS

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  • 11 Jul 2026
    Version 4.6.0:
    • Packaged with PKIX-SSH 19.0.1, and ldns 1.9.2.
      Note supports ML-DSA identities either keys or certificates.
  • 10 Jun 2026
    Version 4.5.2:
    • Packaged with PKIX-SSH 18.0.3, and OpenSSL-3.5.7.
  • 7 Feb 2026
    Version 4.5.1:
    • Packaged with OpenSSL-3.5.5.
  • 10 Jan 2026
    Version 4.5.0:
    • Additional color schemes for text colors
    • Update foreground service permission
  • 2 Jan 2026
    Version 4.4.0:
    • Packaged with PKIX-SSH 17.2.2, and ldns 1.9.0.
    • New compliant foreground service permission
  • 7 Oct 2025
    Version 4.3.0:
    • Packaged with PKIX-SSH 17.1.1 and OpenSSL-3.5.4.
  • 2 Sep 2025
    Version 4.2.0:
    • Packaged with PKIX-SSH 17.0.
    • Support 16 KB page size for 64-bit binaries.
  • 19 Jul 2025
    Version 4.1.1:
    • Packaged with PKIX-SSH 16.2.1.
  • 23 Mar 2025
    Version 4.1.0:
    • Catching timeouts in long running sessions.
      Prevents the application from being forced to terminate, resulting in a "crash".
  • 9 Mar 2025
    Version 4.0.1:
    • Packaged with PKIX-SSH 16.0, and OpenSSL-1.1.1zb(2).
  • 2 Feb 2025
    Version 4.0.0:
    • Manage screen orientation.
    • Adapted for Android 15.
    • Packaged with OpenSSL-1.1.1zb.
  • 8 Oct 2024
    Version 3.9.1:
    • Use default style when is added new line(avoid issue with "black lines" when terminal screen is expanded).
    • Improve "addon" to indicate successful "open" of system configuration.
    • Packaged with PKIX-SSH 15.3, and OpenSSL-1.1.1za.
  • 11 Aug 2024
    Version 3.9.0:
    • Implement "addon" command communication model.
    • Packaged with PKIX-SSH 15.2, and ldns 1.8.4.
  • 1 Jul 2024
    Version 3.8.1:
    • Exclude DSA type from identity creation.
    • Packaged with PKIX-SSH 15.0.
  • 23 Mar 2024
    Version 3.8.0:
    • Hide typed password characters.
    • Parse EC public certificate (device keys) information on Android 14.
  • 6 Jan 2024
    Version 3.7.1:
    • Packaged with PKIX-SSH 14.4.1 (security release).
  • 9 Sep 2023
    Version 3.7.0:
    • Adapted for Android 14.
    • Packaged with PKIX-SSH 14.2.1.
  • 13 Aug 2023
    Version 3.6.1:
    • Packaged with PKIX-SSH 14.2 and OpenSSL 1.1.1v(extra), includes a number of security fixes.
  • 16 Jul 2023
    Version 3.6.0:
    • Enhance "packaging model for native executable" to work in root environment.
  • 1 Jun 2023
    Version 3.5.0:
    • Packaged with OpenSSL 1.1.1u(extra), CVE-2023-2650.
    • Monochrome launcher icon (Android 13).
  • 30 Apr 2023
    Version 3.4.1:
    • Packaged with PKIX-SSH 14.1.1.
    • Rebuild libraries to ensure compatibility with Lollipop (Android 5.0/5.1) on ARM 64-bit devices.
  • 9 Apr 2023
    Version 3.4.0:
    • Packaged with OpenSSL 1.1.1t(extra+security fixes:CVE-2023-0465,CVE-2023-0464,CVE-2022-4304(alternate)).
    • Added preference "Mouse Tracking"(send mouse events), enabled by default.
    • Move generic items from context(session) to option(activity) menu.
    • Improved compatibility with releases up to Android13 (API level 33), "non-exempt" notifications.
    • Upgrade to more recent AndroidX libraries.
    • Fixed crash in emulator on scroll processing when session is closed.
  • 10 Feb 2023
    Version 3.3.0:
    • Restore functionality that allows from terminal screen to open URLs (http or https) or from menu to open application site or send email (Android >= 11).
    • Packaged with PKIX-SSH 14.1 and OpenSSL 1.1.1t(extra).
  • 29 Dec 2022
    Version 3.2.3:
    • Packaged with PKIX-SSH 14.0.3.
    • Target SDK - Android 13 (API Level 33).
  • 2 Nov 2022
    Version 3.2.2:
    • Packaged with OpenSSL 1.1.1s(extra).
      OpenSSL includes dynamic detection of getauxval and does not probe for ARMV7_TICK.
    • Catch assess errors in paste script functionality.
    • Improved compatibility with releases up to Android12L (API level 32).
    • Always add title to paste script request intent.
    • Exclude pick action with mime-type from FileSelection activity processing.
    • Correct mime type for pkcs8+pem and add x-pem-key and x-pem-file for identity import activity.
    • Upgrade to more recent AndroidX libraries - appcompat 1.5.1.
  • 16 Oct 2022
    Version 3.2.1:
    • Packaged with PKIX-SSH 13.5, ldns 1.8.3, OpenSSL 1.1.1q(extra).
      OpenSSL includes dynamic detection of getauxval and does not probe for ARMV7_TICK.
    • Add SetEnv to "advanced" client configuration options.
    • Toggle "soft-input" compatibility with Android 12.
  • 30 Jun 2022
    Version 3.2.0:
    • Packaged with PKIX-SSH 13.4.1, OpenSSL 1.1.1p and EmulatorView 1.7.0.
    • Support build-in font resource.
      Allows use of typeface created from "DejaVu" version 2.37 mono-space font asset.
    • Display application version in navigation drawer header
    • Modernised compatibility - build with appcompat 1.4.2.
    • Target SDK - Android 12L (API Level 32).
  • 22 Mar 2022
    Version 3.1.1:
    • Packaged with OpenSSL 1.1.1n(extra).
      Includes post 1.1.1n extra patch to clean bogus errors raised from engine load.
  • 5 Mar 2022
    Version 3.1.0:
    • Device managed identities.
    • Packaged with PKIX-SSH 13.3.1.
  • 11 Feb 2022
    Version 3.0.5:
    • PKCS#8 export for Ed25519 keys.
    • Preserve the legacy storage model (Android 10).
    • Improve cross-compatibility between Android versions.
  • 17 Jan 2022
    Version 3.0.4:
    • Always manage "delete" widget visibility on identity card when allowed.
    • Extract certificate subjects during import as well.
    • Limit request for WRITE_EXTERNAL_STORAGE permission to API Level 29 as is not used on Android 11 (API Level 30).
    • Request permission DUMP needed by dumpsys command.
    • Packaged with ldns 1.8.1, openssl 1.1.1m and EmulatorView 1.6.2.
    • Modernised compatibility - build with appcompat 1.4.1.
  • 12 Dec 2021
    Version 3.0.3:
    • Enhance client "Expert" configuration with more options like PubkeyAlgorithms, NumberOfPasswordPrompts, EscapeChar and etc.
    • Use label EC instead ECDSA for respective identities.
    • Key source icon for Android 4* (regression from 2.9.1).
    • Add .pub or .pem suffix to export identity name.
    • Packaged with EmulatorView 1.6.1.
  • 25 Nov 2021
    Version 3.0.2:
    • Android 12 ready.
  • 21 Nov 2021
    Version 3.0.1:
    • Temporarily opt out of scoped storage (Android 10) - restore access to storage devices.
    • Look-up for trusted(root) certificates installed on device - used in verification of certificate based identities or host-keys.
    • Packaged with PKIX-SSH 13.2.3.
  • 8 Sep 2021
    Version 2.9.2:
    • Packaged with PKIX-SSH 13.2.1 and OpenSSL 1.1.1l(rebuild).
      OpenSSL 1.1.1l was rebuild to use dynamically getauxval on ARM platforms.
  • 2 Sep 2021
    Version 2.9.1:
    • Packaged with PKIX-SSH 13.2 and OpenSSL 1.1.1l.
    • Key source icon
      Currently only password protected identity from file.
    • Modernised compatibility
      Upgrade to recent AndroidX libraries: appcompat(1.3.1) and material(1.4.0).
  • 24 Apr 2021
    Version 2.9.0:
    • Paste script obtained from content manager.
    • Packaged with PKIX-SSH 13.1
  • 15 Apr 2021
    Version 2.8.1:
    • Restore identity import functionality broken in 2.8.0.
  • 26 Mar 2021
    Version 2.8.0:
    • Use dialog to select script sources.
    • Paste selected script directly to terminal session.
    • Prepare OpenSSL configuration for modular management.
    • Packaged with OpenSSL 1.1.1k and PKIX-SSH 13.0.1.
  • 5 Mar 2021
    Version 2.7.7:
    • Packaged with PKIX-SSH 13.0.
  • 21 Feb 2021
    Version 2.7.6:
    • Packaged with OpenSSL 1.1.1j.
  • 15 Dec 2020
    Version 2.7.5:
    • Packaged with OpenSSL 1.1.1i.
  • 4 Oct 2020
    Version 2.7.4:
    • Packaged with PKIX-SSH 12.6 and OpenSSL 1.1.1h.
  • 20 Sep 2020
    Version 2.7.3:
    • Rewrite directory processing to avoid possible null pointer exception.
    • Force use of askpass by SSH_ASKPASS_REQUIRE (forward compatibility).
    • Source user start-up only if exist.
    • Terminal emulator upgraded to 1.6.0:
      • Prevent crash in closed session on overloaded devices.
      • Keep cursor keys in "application mode" when activity is reinitialised.
      • Improve cursor movements with active "scroll region".
      • Properly display supplementary UNICODE characters (includes emoji).
  • 7 Jun 2020
    Version 2.7.2:
    • Export timezone and language environment variables to all sessions.
    • Packaged with PKIX-SSH 12.5.1 and OpenSSL 1.1.1g.
    • Terminal emulator upgraded to 1.5.5.
  • 26 Apr 2020
    Version 2.7.1:
    • Packaged with OpenSSL 1.1.1f.
    • Terminal emulator upgraded to 1.5.4 (improved initialization of terminal session ).
  • 23 Mar 2020
    Version 2.7.0:
    • GUI based ssh-askpass for use with PKIX-SSH utilities.
    • Packaged with PKIX-SSH 12.4.2 and OpenSSL 1.1.1e.
  • 10 Feb 2020
    Version 2.6.2:
    • Support Samsung DeX Dual Mode.
    • Use recent material library.
    • Terminal emulator upgraded to 1.5.2 (minor improvement of terminal session termination).
  • 30 Dec 2019
    Version 2.6.1:
    • Better alignment of terminal widget to the center of screen.
    • Terminal emulator upgraded to 1.5.1 (use current style on scroll in a region).
  • 17 Nov 2019
    Version 2.6.0:
    • New preference "Source system mkshrc".
    • New session context menu items:
      • Manage Wi-Fi lock mechanism.
      • Manage CPU wake lock mechanism.
      • Paste script taken from document providers.
      • Pick of shell script show error message if action is not handled.
    • Terminal emulator upgraded to 1.5.0.
  • 16 Oct 2019
    Version 2.5.3:
    • Rebuild 64-bit PKIX-SSH executable to ensure proper relocation.
  • 16 Oct 2019
    Version 2.5.2:
    • Clean unsupported elf-sections.
      (Prevents harmlass linker warnings on some Android versions - 5.1)
  • 10 Oct 2019
    Version 2.5.1:
    • Use more portable "here document" in shell startup script.
  • 26 Sep 2019
    Version 2.5.0:
    • Packaged with PKIX-SSH 12.2 and OpenSSL 1.1.1d.
    • New packaging model for native executables
      Now installed in write protected directory - this ensures compatibility with Android 10.0.
  • 11 Aug 2019
    Version 2.4.1:
    • Properly use detected format on send identity action.
      (work-around is to select again detected format).
  • 11 Aug 2019
    Version 2.4.0:
    • Shell startup command script for console sessions, managed by preference "Console startup".
    • Terminate current input before to "paste" script.
    • Upgrade emulatorview to 1.4.1:
      • Synchronous initialization - avoid crash when a window is resized during initialization.
      • Center terminal screen horizontally.
      • Scroll with default style.
    • Unify background color of rounded launcher icons.
    • Adaptive launcher icons, usable on Oreo 8.0 or later.
  • 16 Jun 2019
    Version 2.3.0:
    • New preference "Theme Mode" (switch Light/Dark themes).
    • New session context menu to paste selected born shell script.
    • Move "save" buttons outside content.
    • Packaged with PKIX-SSH 12.1.
  • 29 Apr 2019
    Version 2.2.1:
  • 19 Apr 2019
    Version 2.2.0:
    • Packaged with PKIX-SSH 12.0 and OpenSSL 1.1.1b.
    • Default RSA sizes to 3072 bits and more acceptable sizes in range 2^11 - 2^13.
    • Upgrade emulatorview to 1.3.1 (more precise "text" selection based on real start and end points).
    • New preferences "Version" and "User Guide"(opens user guide on site).
    • Migrated to AndroidX.
  • 21 Mar 2019
    Version 2.1.0:
    • Import SSH identity send by external application.
    • Simplify "launcher" icons.
    • Show import related messages on top of screen.
    • Ensure that application works on devices without touchscreen (like Chromebooks).
    • Always visible scroll-bar in "File Selection".
  • 20 Dec 2018
    Version 2.0.0:
    • Material design rules.
      Use only vector graphics with "primary" color (Blue Gray palette). As secondary (accent) is used color from Light Green palette. Button style changed to use those colors.
    • New exported activity "File Selection".
      Used on "pick" request and returns selected file. It is available for use by other applications.
    • Import identify from external sources.
      Details activity allows identify to be imported. Process support import from sources in PKCS#12, PKCS#8 or legacy format. If import file is password protected user is prompted for password. After successful import user has to register (save) identity for use by application. Note that identity registration always requires a password.
      Note that import from PKCS#12 may activate X.509 public key algorithms in secure shell session. Identity distinguished name (certificate subject) is displayed in identity "Detail" activity. Remark: also legacy format may contain X.509 certificates.
    • Manage exit status if session is terminated by signal.
    • Settings activity with action bar.
    • Stop creation of extra files with fingerprint and "ascii art image" identity details.
      Note existing files are cleaned-up on initial start of application.
    • Packaged with PKIX-SSH v11.6.
      Fixed crash on 64-bit Android OS-es. For other improvement see PKIX-SSH pages.
    • Do not store empty "extra" configuration attribute.
      It could happen if user opens "Expert" section and press [Save] button. Work-around is user manually to remove such "extra" empty attribute before to save.
    • Fix load of DSA and ED25519 identities on initial start of application.
    • Prevent rename of identity if is used by a connection.
  • 19 Oct 2018
    Version 1.3.0:
    • Target compatibility with Android 9.0 (Pie, API 28).
      This implies minimum supported version Android 4.0 (Ice Cream Sandwich, API 14)
    • Notification channel
      Android 8.0 (Oreo, API Level 26) requires service notification to register notification channel.
    • "External Storage" permissions.
      Includes permission request at run time for Android 6.0 (Marshmallow, API 23) and newer.
      Remark: If granted user could manipulate files stored on sdcard.
    • Toggle keyboard from session context menu.
    • Packaged with PKIX-SSH v11.5.
  • 25 Aug 2018
    Version 1.2.0:
    • Application settings:
      • Text Size
        This preference allows user to chose size of text for terminal screens. Default is 10pt.
      • Text Color
        Preference allows user to chose color scheme of terminal screens from list with predefined values. Scheme defines background and foreground colors. Currently list consists from 12 schemes like "Console" (default), "Dark Pastels", "Solarized Light", "Solarized Dark" and etc.
    • Fixed display of X.509 distinguished name in "Known Hosts" file.
    • Packaged with PKIX-SSH v11.4 and OpenSSL 1.1.0i.
  • 16 Jun 2018
    Version 1.1.0:
    • Improved stability with more then two opened terminal screens.
    • In navigation session sub-menu replace ssh-URI with connection alias and start session counter from one.
    • Add icons to navigation menu items.
    • Improve look of connection details screen to work properly with long input strings.
    • Improve look of know host screen on small displays.
    • Optimize show/hide of "Close"-button and "Soft-Keyboard".
    • Avoid host IP-address for know-host entries.
  • 14 Feb 2018
    First release - version 1.0.0.

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