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Firmware

General_SD-Prometheus_MultiLang_NP_Stream3_V2.810.0000025.3.R.210705.bin

ENS Security firmware released Jul 5, 2021. May work with 49 devices, including CA-HZ2020XB-A, CA-HZ2023XA-A, CA-HZ2023XA-B.

Released
Jul 5, 2021
Version
V2.810.0000025.3.R
Size
200.9 MB
Hardware
49 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
80fe267e121fdd80da927b755d49081c
SHA-256
3554ec87a0f942824ed213738a89e44bc75c114625e0310a9e8ff9373dfb3825

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (49 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 49 IDs
  • Install: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • check.img: the device's own hardware check list, 49 IDs

Technical details

Read from inside the firmware (dahua package (zip variant)).

Architecture
arm
OEM build
General
Flash
3.5 GB
Image dates
Jul 5, 2021
Security
Signed, encrypted, security baseline V2.1
Language & video
English by default · 13 languages · NTSC
Supported languages (13)

English, Italian, Spanish, Russian, French, German, Portuguese, Polish, Korean, Czech, Dutch, Arabic, SpanishEU

Flash layout: 20 partitions, 7 written by this firmware

From the firmware's partition table (partitionV2.txt).

PartitionStartEndSizeImageFilesystemBuilt
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2021-07-05
hwid0x3000000x4000001.0 MBnot written——
updateflag0x4000000x5000001.0 MBnot written——
partition(ro)0x5000000x6000001.0 MBpartition-x.cramfs.imgcramfs2021-07-05
lens0x6000000x8000002.0 MBnot written——
Kernel0x8000000x180000016.0 MBkernel.img—2021-07-05
custom(ro)0x18000000x1c000004.0 MBcustom-x.squashfs.imgsquashfs2021-07-05
product(ro)0x1c000000x20000004.0 MBpd-x.squashfs.imgsquashfs2021-07-05
romfs(ro)0x20000000x16000000320.0 MBromfs-x.squashfs.imgsquashfs2021-07-05
web(ro)0x160000000x1800000032.0 MBweb-x.squashfs.imgsquashfs2021-07-05
coredump0x2f9000000x3c100000200.0 MBnot written——
dgs0x3c1000000x3c9000008.0 MBnot written——
model0x3c9000000x53900000368.0 MBnot written——
reserve0x539000000x5590000032.0 MBnot written——
ext0x560000000x5c00000096.0 MBnot written——
devconfig0x5c0000000x5d00000016.0 MBnot written——
syslog0x5d0000000x5e00000016.0 MBnot written——
config0x5e0000000x5f00000016.0 MBnot written——
backup0x5f0000000x6000000016.0 MBnot written——
appdata0x600000000xe00000002.0 GBnot written——

About the security baseline: firmware with a higher security baseline can stop a device going back to older firmware. A device already on a higher baseline than V2.1 may refuse this file, and after installing it you may not be able to downgrade to firmware with a lower baseline.

Other files for much of the same hardware, from any vendor.