285
votes
13answers
56k views

Are passwords stored in memory safe?

I just realized that, in any language, when you save a password in a variable, it is stored as plain text in the memory. I think the OS does its job and forbids processes from accessing each other's ...
11
votes
4answers
5k views

OS with encrypted RAM?

Are there any applications, JIT frameworks or operating systems that focus on encrypted virtual memory, or perhaps virtual machines that do something similar? I know there are processors (albeit old, ...
3
votes
1answer
115 views

How can one gain additional privileges from being able to read kernel memory?

Given the ability to read (but not write) arbitrary kernel memory as an unprivileged user, what approaches might one take to gain additional privileges on the system? Ignoring the 'trivial' method of ...
9
votes
4answers
2k views

How does System Memory Dump work?

So there are so many pen-testing tools that perform a memory dump on the system. How exactly do they work - what exactly happens ?