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Results tagged with security
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user 8697
Questions related to security of data on the Raspberry Pi. Also includes questions on using it in a security system (e.g. as a firewall).
2
votes
Accepted
Can my Raspberry Pi Zero W python program be duplicated and resold?
If someone has physical access to the SD Card they can do ANYTHING, even if they don't know the password.
- 61.5k
0
votes
How to get access via ssh as root - with public/private key
You normally can't login as root as this is a security risk.
Indeed Debian doesn't even have a root login because there is no need - use sudo instead. …
- 61.5k
1
vote
Disable Single User Mode
This is IMPOSSIBLE.
If others have physical access to the system there is nothing you can do to prevent access.
This pretty much applies to all computer systems.
The access (more commonly referred to …
- 61.5k
1
vote
Can a Raspberry Pi be firmware updated? Inquiring from a security perspective
The firmware is on the SD Card (or other boot device) - the only code on the SOC is a minimal bootloader (which is fixed) to find the boot device.
It is possible to configure a network boot - this is …
- 61.5k
1
vote
Hashing password longer than 14 characters in wpa_supplicant.conf
suggested in https://www.raspberrypi.org/documentation/configuration/wireless/wireless-cli.md
This should work for passphrases from 8-63 characters
Storing passwords in wpa_supplicant.conf is not really a security …
- 61.5k
0
votes
Accepted
Kali+Ubuntu+Parrot Security Armhf Image's on same multiboot SD card howto?
The reason tutorials mention berryboot or NOOBS are because AFAIK they are the only boot managers for the Pi. I wouldn't use either, because they create too many problems with updating.
You CAN insta …
- 61.5k
1
vote
Encrypt specific directory on raspberry pi
This question is NOT Pi specific.
If you want to write in Python, and allow users to execute it, they can read the code.
If you want to hide code you need to write in a language that can be compiled …
- 61.5k
2
votes
Accepted
Linking a Home Alarm Siren to Raspi
Apart from the voltage, there are myriad problems interfacing with an external system. You could probably make it work with suitable protective circuitry, but it is likely to be simpler/safer to use a …
- 61.5k
0
votes
Locking a C++ binary to the RPi serial number
The following is a fragment of a bash script which accesses CPUID
MAC=$(cat /sys/class/net/eth0/address)
# NOTE the last 6 bytes of MAC and CPUID are identical
CPUID=$(awk '/Serial/ {print $3}' /proc …
- 61.5k
2
votes
Default login in Raspberry is not working, how to go back to config screen?
You obviously had NOOBS installed, which has 2 partitions.
DO NOT touch Recovery, which has all the distributions.
If you had installed Raspbian from NOOBS you should still have the /boot partition. …
- 61.5k