The tag has no usage guidance.

learn more… | top users | synonyms

46
votes
6answers
7k views

How do large companies protect their source code?

I recently read the canonical answer of our ursine overlord to the question on How do certification authorities store their private root keys? I then just had to ask myself: How do large companies (e....
48
votes
10answers
36k views

Can a steel woven wallet prevent RFID scanning of credit card information?

According to the Popular Mechanics article RFID Credit Cards and Theft: Tech Clinic, the fact that many new credit/debit cards have a RFID chip embedded on it, there is a risk (albeit, small according ...
6
votes
1answer
861 views

How to protect from caller-id spoofing?

Yesterday, I listened about caller-id spoofing and was left astonished as its misuse can result in severe consequences for victim. Please tell me how to protect myself from this prank and is there ...
93
votes
10answers
12k views

Prevention measures against laptop seizure at US borders

Since laptop and other electronic device seizures at US borders became legal without a warrant (including making copies of data), 7% of ACTE's business travelers reported being subject to a seizure as ...
25
votes
2answers
4k views

What is protection ring -1?

Due to the Lenovo firmware ThinkPwn bug I'm trying to understand privileges and rings. If the kernel is Ring 0 and SMM (System Management Mode) is Ring -2, what could be in between that is Ring -1?
23
votes
8answers
5k views

Is there a way to make a WEP-secured AP uncrackable?

For some days, I was feeling that my Internet bill was booming. Then, I recently found out that a boy near my house was accessing my router to use the Internet. Then, I read some articles how to crack ...
4
votes
3answers
243 views

Why don't sites implement a system where a wrong password causes a 3 second delay?

I am into bitcoin right now, and the password threats scare me a little... Not so much for me, because I use LastPass and generate new passwords at 20 characters and it includes symbols, upper and ...