Collaborate Disseminate
It appears as if there has been a Twitch compromise. Somebody hinted that private messages have been leaked out. This makes me paranoid since I’ve had quite a few "private" conversations in "whispers" on that site. Does… Continue reading Is there such a thing as a concise, clean, serious source to learn about "security leaks" without all the stupid BS? [closed]
First of all, yes, I know it’s better to change the password anyways, but I want a figure on the damage done.
What kind of hashing technique was used by Twitch for saving the passwords?
How long do the passwords need to be bruteforced on a… Continue reading Twitch leak – what kind of hashing did they use?
Some months back, my Skype and WhatsApp chats were leaked and someone even sent me the proof as well. I reset the phone and refreshed the Mac laptop but even now I know that someone could read my Skype chats or phone information. I’m an IT… Continue reading Laptop and Iphone security is compromised [closed]
Can I prevent an iPhone (5s) from leaking the fact that it is an iPhone and
even the fact that it is a "smart" phone to my interlocutor? It seems that by default it tries to use iMessage and FaceTime, so disabling these may help… Continue reading Preventing an iPhone from leaking its smartness [closed]
Assume sensitive audio emissions from a mechanical keyboard. These audio emissions are often sufficient to reconstruct the actual key presses that generated the sound. If the audio is compressed using a narrowband audio codec such as G.711… Continue reading How sensitive are acoustic side-channels to compression with a narrowband codec?
I bought a subscription to a VPN service and I set up the VPN tunnel using openvpn.
In order to avoid DNS leaks, I am using the DNS servers provided by my VPN provider by manually enforcing /etc/resolv.conf.
By navigating on the internet, … Continue reading Setting up VPN tunnel: what are the possible ways by which my true IP address could leak?
I’m given 2 prime numbers, g and n, as well 2 public keys, ga mod n and gb mod n, as part of a leaked Diffie hellman key exchange. I need to derive the shared key gab mod n using the given information. I understand that I have to find a an… Continue reading Cracking diffie-hellman public key to obtain shared key
Supposedly, a server should never use naïve comparison between secured and user-provided strings, because of time leaks.
But I wonder, during a server response there are many random factors that have a greater impact on running time.
I won… Continue reading Time leakage effectiveness of small strings
I’m wondering how apps that leak personally identifiable information can be taken advantage of by hackers? How would they have the infrastructure to capture all that information that come from thousands of users?
I’m asking because when an… Continue reading How do hackers take advantage of apps that are known to be leaking personal information?
I have finally found a HTML validator running on the command line, locally, which actually works and doesn’t want me to pay them money. It appears to work.
It’s this one, apparently made by W3: https://validator.github.io/validator/
Each t… Continue reading The v.Nu HTML validator program does not send anything over the network, does it? [closed]