kashifulhaque

Neovim keybinds

• Capital letters do the opposite of small letters in command (Press shift to trigger capital letters)
• _ (underscore) to move the cursor at the beginning of line (doesn't switch to insert mode)
  • 0 (zero) moves the cursor to the zeroth position of the line (doesn't switch to insert mode)
• $ (dollar) to move the cursor at the end of line (doesn't switch to insert mode)
• d$ will delete from wherever your cursor is till the end of the line
• f<character> to move cursor to the first occurrence of <character>
  • f( to move cursor to first occurence of (
• t<character> to move cursor to upto but not on the first occurrence of <character>
• t( to move cursor to first occurence of (

christoofar

This study focuses on the strategies used by the "xz backdoor", an extremely
complex piece of malware that contains its own x64 disassembler inside of it 
to find critical locations in your code and hijacks it by swapping out your 
code with its own as it runs.  Because this a machine-code based attack,
all code written in any program language can be attacked and is vulnerable.

Instead of targeting sshd directly, the xz 
backdoor injects itself in the parent systemd process then hijacks the 
GNU Dynamic Linker (ld), before sshd is even started or libcrypto.so is