Collaborate Disseminate
A follow up to my 7,5 years old question. Back 10-15 years ago, when I wanted to send an executable file over Gmail from my PC, all I had to do was to change file’s extension to some meaningless one or compress that file with a password.
T… Continue reading Can I consider files compressed with password safe at all?
I am looking for a cross-platform way to encrypt credentials I need to send to a client.
I know encrypted zip archives leak metadata and can be tampered with, but how strong is the encryption cypher?
zip -ejr "/path/to/folder.zip"… Continue reading Which encryption cypher is used when using zip -e?
I’ve been trying to figure this out using an encrypted zip file as an example.
I am quite familiar with the idea that PBKDF2 creates a key drivered form a password and then that key is used to encrypt the file using AES. But how does JtR … Continue reading How does JtR crack password protected documents?
A friend of mine lost the password of a zip file of her. She remembers that the password contains digits only (that is, only 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9) and is 16 characters long or so. The digits in the password were chosen randomly… Continue reading Is it feasible to recover a zip file password consisting of about 16 digits?
It obviously doesn’t connect with any sort of database.
How is this even possible?
Continue reading How do unzip programs check if the password is correct?
I am studying the way that can be used to check if a given password for an encrypted zip file is correct or not. I see this link:
How does a zip file detect a correct password?
In the answer of this question, it said CRC is used to check… Continue reading Which value is used for verifiying Zip password? [migrated]
I’m new to CTF challenges and came across a challenge where I’m required to crack the ZIP file using johntheripper with the rockyou.txt wordlist.
So for that, I tried both using
sudo apt-get install john
And also using the GitHub repo o… Continue reading JohnTheRipper Error: No password hashes loaded (see FAQ) [closed]
I have a zip file containing an unencrypted folder with encrypted files inside.
Given that for some files I have their originals, is it possible to restore the password used for encryption?
Continue reading Recover AES256 zip password by known result
Can I recover a password of an AES-encrypted ZIP if I know its extracted & decrypted content? The archive contains two files protected with two different passwords.
Continue reading Recover password of ZIP archive, having its decrypted and extracted content
VirusTotal would like to welcome QiAnXin RedDrip to the multi-sandbox project! QiAnXin is now sending execution behavior reports to the VirusTotal ecosystem for a wide variety of file types. In their own words:QiAnXin RedDrip Sandbox, developed by QI-… Continue reading VirusTotal MultiSandbox += QiAnXin RedDrip