Collaborate Disseminate
Can an attacker from global network hack a database located on office machine inside of local office network? For example after hacking a router, a gateway or the very machine? Or maybe there is another way for him? Is it possible to make … Continue reading Is it possible to hack a database inside of local network by external attacker?
Goal:
Given a trusted server S and n low-power devices Ai, comprised of a trusted part Ai,T and an untrusted part Ai,U, we want S to able to discover the set of all devices within wireless range of Ai. This information is crucial, as it wi… Continue reading Preventing secret tunnels in IoT device discovery
I am taking a computer security course but I have a question I am stuck on.
You are the system administrator for a provider that owns a large network (e.g., at least 64,000 IP addresses). Show how you can use SYN cookies to perform a DOS a… Continue reading How do I use SYN cookies to perform a DOS attack [duplicate]
I have Layer3 ddos protection, but I want to upgrade it to Layer7 ddos protection. But when i look about Layer7 Ddos attacks, I see that they are usually HTTP/HTTPS based attacks. I have 3 questions;
What is other Layer7 DDos attacks, e.g… Continue reading Layer7 DDoS Protection vs WAF, which should I use?
OSX El Capitan
I have an offline computer running an old OSX operating system.
I would like to connect that computer to the web for a brief few minutes in order to install HomeBrew and install a newer version of rsync. I will use the comm… Continue reading Old operating system (offline computer) need to come online for a few minutes
Sci-Hub is a piracy website that provides free access to usually-paywalled academic papers & books. Sci-Hub’s owner Alexandra Elbakyan says that many people with legitimate access to the papers/books donate their user IDs and passwords… Continue reading How plausible is this article on how SciHub acquires its papers? [closed]
I have some generic USB C-to-A and A-to-C adapters that were bought cheaply.
I thought that if any of them had any advanced capabilities (other than being "dumb" adapters) such as mimicking HID (keyboard, mouse) or allowing somet… Continue reading Is it possible to verify that a USB adapter is not malicious?
I am running a forward proxy filtering outbound requests for the following in order to catch potentially malicious requests from hacked Wordpress sites:
/wp-login.php*
/xmlrpc.php*
Lately this has been preventing the following requests:
h… Continue reading WordPress reauth attacks? How to prevent
Buffer overflow Attack: Sample Authorization
void A( ) {
int authorized;
char name [128];
authorized = check credentials (…); /* the attacker is not authorized, so returns 0 */
printf ("What is your name?\n");
gets (n… Continue reading Can the sandboxing technique prevent a buffer overflow attack?
With the recent news in mind where plenty of people and organisations have been "deplatformed", not just Donald Trump and Parler, but even less controversial sources like Ron Paul (although in his case Facebook claim it was a &qu… Continue reading Is it possible to setup a really independent internet service? [closed]