/nnproject/

Patch for Symbian 7.0+ that enables TLS 1.2 on system level.

Applies to native and J2ME applications,
Doesn't apply to Qt.

Uses MBedTLS 3.4.1 port.
Has optional TLS 1.3 support.

Supports from S60v3.0 (9.1), up to Belle FP2.

Installation
Open4All patch in ROMPatcher+ is required

1. Install MBedTLS.sis
2. Extract contents of ssl.zip to C: drive root with X-Plore

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MBedTLS library v1.4.2
Last update: 09.04.2026

System SSL patch v19
Last update: 01.04.2026

Uses BearSSL port.
Supports Symbian 7.0s and 8.1a.

Installation
See readme.txt

Download
v19
Last update: 01.04.2026

Installation
Extract mbedtls_stl.dll and ssl.dll to C:\sys\bin.

Download
MBedTLS + SSL patch (TLS 1.2 only)
Last update: 30.04.2025
by JigokuMaster

MBedTLS library v1.4.2 [09.04.2026]
Fixed PIPS check on 9.1-9.4.

SSL.dll patch v19 [01.04.2026]
Now supports Symbian 7.0s and 8.1a using BearSSL.
Stability fixes.

MBedTLS library v1.4.1 [01.04.2026]
Updated CA root certificates to 2026-02-11.

MbedTLS library v1.4.0 & SSL.dll patch v18 [01.03.2026]
Fixed Symbian 9.1 (S60v3 Initial Release) support.
PIPS is no longer required, installation package will now automatically detect and install suitable version.
Switched back to ARMCC 2.2 and Symbian^3 SDK.

MBedTLS library v1.3.1 [24.11.2025]
Updated CA root certificates to 2025-11-04.

SSL.dll patch v17 [29.10.2025]
Stability fixes.

MBedTLS library v1.3 & SSL.dll patch v16 [27.08.2025]
Added certificates validation support.
User trusted certificates can be stored in C:\resource\mbedtls\cacerts.
Switched to ARMCC 4.0 and Symbian Belle SDK.

SSL.dll patch v14 [05.06.2025]
Fixed crashes in Opera Mobile and possibly other apps.

MbedTLS library v1.2.1 & SSL.DLL patch v10 [23.01.2025]
MbedTLS.sis now contains both TLS 1.2 and TLS 1.3 options for installing.
Fixed memory leaks.
Lowered compiler optimization level to O2 in SSL.DLL patch.

SSL.DLL patch v9 [14.01.2025]
Fixed compatibility with Java apps on Symbian 9.1 and 9.2.
Enabled O3 optimization.