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what is XOR
XOR, or "exclusive or," is a logical operation that outputs true only when the inputs differ from one another. In other words, if one input is true and the other is false, the XOR operation will retur
もっとみるwhat is Polkit?
Polkit is a component of the Linux authorization system that allows fine-grained control over user permissions and privileges, particularly in conjunction with systemd. It is used to determine if a us
もっとみるwhat is Wfuzz?
Wfuzz is a web application security assessment tool. It's used by penetration testers and ethical hackers for various purposes, including discovering resources (URIs), identifying and exploiting injec
もっとみるwhat is hydr
Hydra, also known as THC-Hydra, is a very fast network logon cracker that is used to attack different network protocols and services. It's a tool designed for security testers and system administrator
もっとみるwhat is CeWL
CeWL(Custom Word List Generator) is a tool developed by Robin Wood (aka "DigiNinja") that is designed for use in penetration testing and ethical hacking. It is a Ruby app that spiders a given URL to a
もっとみるwhat is firmware?
Firmware is a specific type of software that provides low-level control for a device's specific hardware. Unlike regular software applications that you might use on a computer or smartphone, firmware
もっとみるwhat is setuid
The setuid (set user ID) is a special permission in Unix-like operating systems that allows a user to execute a program with the privileges of the program's owner instead of their own. In simple terms
もっとみるequal
sort passwords.old passwords.new | uniq -ucat passwords.new | grep w0Yfolrc5bwjS4qw5mq1nnQi6mF03biicat passwords.new | grep kfBf3eYk5BPBRzwjqutbbfE887SVc5Yd
diff pass passwords.old passwords.new
what is openssl s_client
openssl s_client is a command-line tool provided by OpenSSL, which is an open-source implementation of the ***SSL and ****TLS protocols. This tool is primarily used for debugging and testing purposes
what is grep?
grep is a powerful command-line utility in Unix and Unix-like operating systems, used for searching plain-text data sets for lines that match a regular expression. Its name comes from the ed command
what is OSI Model?
The OSI (Open Systems Interconnection) model is a conceptual framework used to understand and describe the process of communication in a network. It's designed to be a universal standard for how diffe
もっとみるWhat is SIEM
SIEM stands for Security Information and Event Management system. It is a tool that collects data from various endpoints/network devices across the network, stores them at a centralized place, and per
もっとみるwhat is packet?
A packet in the context of computer networking and internet communication is a small segment of data sent over a network. When data is transmitted over a network, it is broken down into smaller, manag
もっとみるwhat is TCP/IP
### Transmission Control Protocol
1. **Functionality**:
- **Reliable Delivery**: Ensures the accurate delivery of data from sender to receiver.
- **Sequencing and Acknowledgment**: Orders data p