Advantech 4G, LTE router FW 6.3.2

Major firmware release, if we consider new features. Or features, which makes our life easier. Let’s do a quick overview:

New Docker Router App supports Docker platform
WPA-3 for WiFi Authentication
SSID Isolation - WiFi AP mode
SNMP information added (OIDs):
- Cellular band
- Signal strength
- CPU usage
- RAM usage
Security improvements. Some of the most significant improvements are:
- Enabled hardening of common str/memfunctions in 1st party binaries.
- Enabled hardening of str/memfunctions in Linux kernel.
- Enabled generating of position-independent code in 1st party binaries.
- Disabled /dev/memdevice.
- Restricted dmesgaccess.
- Enabled strong stack protector in Linux kernel.
- Enabled hardening of memory copies between userspace and Linux kernel.
- Enabled PAN emulation in Linux kernel.
- Enabled Yama Linux Security Module