Dave4272-Office

GPG - SSH setup

Generating the master key

Here we create the master key. We want only Certify capability: we use the master key only to create the subkeys, Sign - Encrypt - Authenticate capabilities will be assigned to the subkeys.

Run the following command to start the master key generation process. Select the set your own capabilities creation process (type 8)

  ▶ gpg --full-generate-key --expert

gpg (GnuPG) 2.2.9; Copyright (C) 2018 Free Software Foundation, Inc.

Dave4272-Office

Keybase proof

I hereby claim:

• I am dave4272-office on github.
• I am dave4272 (https://keybase.io/dave4272) on keybase.
• I have a public key ASAgKg7Ja7a2xezZ_vm4qZ5TM7SzKavuux0MfH0CFWpcoQo

To claim this, I am signing this object:

Dave4272-Office

Below are the Big O performance of common functions of different Java Collections.


List                 | Add  | Remove | Get  | Contains | Next | Data Structure
---------------------|------|--------|------|----------|------|---------------
ArrayList            | O(1) |  O(n)  | O(1) |   O(n)   | O(1) | Array
LinkedList           | O(1) |  O(1)  | O(n) |   O(n)   | O(1) | Linked List
CopyOnWriteArrayList | O(n) |  O(n)  | O(1) |   O(n)   | O(1) | Array

Dave4272-Office

#!/bin/zsh
# A version of the 'timeout' command that works with shell functions
#
# Usage:
#     source timeout_fn.sh
#     timeout_fn DURATION COMMAND [ARG]...

timeout_fn () {
  local timeout=$1
  shift

Dave4272-Office

(Information rovided by @Mod Derek from Security Blue Team Discord from Daniel Durnea on the Offensive Security Facebook page - I am not the original author of this information)

How to prepare for OSCP complete guide

Below are 5 skills which you have to improve before registering for OSCP

• Learn basic of Computer Network, Web application, and Linux
• Learn Bash and Python scripting
• Enumeration is key in OSCP lab, I repeat Enumeration is key in OSCP Lab and in real world too
• Download vulnerable VM machines from vulnhub