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@tuxfight3r
tuxfight3r / tcp_flags.txt
Last active April 8, 2025 12:59
tcpdump - reading tcp flags
##TCP FLAGS##
Unskilled Attackers Pester Real Security Folks
==============================================
TCPDUMP FLAGS
Unskilled = URG = (Not Displayed in Flag Field, Displayed elsewhere)
Attackers = ACK = (Not Displayed in Flag Field, Displayed elsewhere)
Pester = PSH = [P] (Push Data)
Real = RST = [R] (Reset Connection)
Security = SYN = [S] (Start Connection)
@corburn
corburn / CSP.md
Last active September 20, 2023 12:55 — forked from xrstf/letsencrypt.md
Nginx server notes

The following is from scotthelme.co.uk

Content Security Policy

with Content Security Policy (CSP) enabled(and a browser that supports it(http://caniuse.com/#feat=contentsecuritypolicy), you can tell the browser that it can only download content from the domains you explicitly allow http://www.html5rocks.com/en/tutorials/security/content-security-policy/ https://www.owasp.org/index.php/Content_Security_Policy I need to change our application code so we can increase security by disabling 'unsafe-inline' 'unsafe-eval'

@so0k
so0k / postgres-cheatsheet.md
Last active February 5, 2019 21:06 — forked from Kartones/postgres-cheatsheet.md
PostgreSQL command line cheatsheet

PSQL

Magic words:

psql -U postgres

If run with -E flag, it will describe the underlaying queries of the \ commands (cool for learning!).

Most \d commands support additional param of __schema__.name__ and accept wildcards like *.*