Upgrade mbed TLS version
This patch updates the User Guide to recommend the latest version
of mbed TLS library to use with ARM Trusted Firmware.
- Upgrade mbed TLS library: 2.2.1 -> 2.4.2
Change-Id: Ifb5386fec0673d6dbfdaa474233e397afc279c85
diff --git a/docs/user-guide.md b/docs/user-guide.md
index 2770b2c..87c1151 100644
--- a/docs/user-guide.md
+++ b/docs/user-guide.md
@@ -799,7 +799,7 @@
modules by checking out a recent version of the [mbed TLS Repository]. It
is important to use a version that is compatible with TF and fixes any
known security vulnerabilities. See [mbed TLS Security Center] for more
- information. This version of TF is tested with tag `mbedtls-2.2.1`.
+ information. The latest version of TF is tested with tag `mbedtls-2.4.2`.
The `drivers/auth/mbedtls/mbedtls_*.mk` files contain the list of mbed TLS
source files the modules depend upon.