Table 10. Security Features For Stm32L0/1/4/4+, Stm32Wb, Stm32Wl Devices - ST STM32C0 Series Application Note

Feature STM32C0
RNG No
SBSFU No
TF-M No
KMS No
1. Only XL density devices feature the MPU.
2. MPU is not universally supported in STM32F3 series. Refer to the product datasheet to confirm availability.
3. Unique boot entry.
Table 10.
Feature STM32L0
Cortex core Cortex‑M0
RDP additional
protection
Flash WRP By sectors (4 Kbytes)
SRAM WRP No
PCROP
HDP No
Firewall Yes
MPU Yes
OTP No
(1)
UBE No
Internal tamper
No
detection
Hardware crypto
RNG No
SBSFU Yes
TF-M No
KMS No
1. Unique boot entry.
AN5156 - Rev 8
STM32F0 STM32F1
No No SP800‑90‑A
No No
No No
No No
Security features for STM32L0/1/4/4+, STM32WB, STM32WL devices
STM32L1
Cortex‑M3
EEPROM
By area with 2‑Kbyte granularity, one
No
By area with 8‑byte granularity, one
By sectors
No
No
Yes
No
No
No
AES AES, HASH
No SP800‑90‑A
Yes
No
No
STM32F2 STM32F3
No
No No
No No
No No
STM32L4 STM32L4+
Cortex‑M4
Backup registers, SRAM2
area per bank
SRAM2, with 1‑Kbyte granularity
area per bank
No No
Yes Yes
Yes Yes
No No
No No
AES, HASH,
(some PKA)
SP 800‑90‑B
Yes Yes
No No
Yes Yes
Overview of security features
STM32F4 STM32G0
SP800‑90‑A
Yes Yes
No No
No No
STM32WB STM32WL
Cortex‑M4/Cortex‑M0+
By area By area
with 4‑Kbyte with 2‑Kbyte
granularity, two granularity, two
areas available areas available
By area By area
with 2‑Kbyte with 1‑Kbyte
granularity, up to granularity, two
two areas areas available
Yes (dedicated
to Cortex‑M0+ Yes
firmware only)
No Yes
Yes (Cortex‑M4) Yes
1 Kbyte
Yes (boot lock
No
feature)
No Yes
AES, PKA
SP800‑90‑A SP 800‑90‑B
Yes Yes
No No
No No
AN5156
STM32G4
Yes
No
No
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