Access acronym	Full Name	details
DAC	Discretionary Access Control	Discretion of the data owner
RBAC	Role based Access Control	orginization/roles/job title Controled by Admins
RBAC (RB-RBAC)	Rule Based	firewalls/ routers/
MAC	mandatory Acess Control	Strict permissions for a specific user, (not owner like DAC) used in extra secure situations (multi level)

acronym	Name
SOAR	Security Orchestration Automation and Response
SIEM	SEM+SIM Security Information and Event Management
CVE	Common Vulnerabilities and Exposures mitre.org
CVSS	Common Vulnerability Scoring System(CVSS)
Syslog	logging protocol
OSINT	Open Source Intelligence
SUID	Set owner user ID
CSIRT	Computer Security Inciden Response Teams
MSSP	Managed Security Service Provider
CASB	Cloud Access Security Broker
MSSP	Managed Security Service Provider
SAML	Security Assertion Markup Language

Old	New
WEP(Wired Equivalent Privacy)	WPA2 or WAP3
DES (Digital Encryption Standard)	AES
SSL	TLS
TLS 1.0/1.2	TLS 1.2, 1.3 microsoft
SHA-1,MD5	SHA-2

Tools

Name	Purpose	ref
hydra	password checker	https://github.com/vanhauser-thc/thc-hydra
nmap	network scanner	https://nmap.org/
arp -a	view arp entries
snort	intrusion detection (ITS)	/etc/snort/snort.conf, /etc/snort/rules/local.rules
iwconfig	view wireless (linux?)
airodump-ng	see live MAC addresses and other wireless info
ipconfig	view network config

Attacks

Name	what?	Prevention
ARP cache poisoning	directs local network machines to MAC of in/line MIM	keep attacker out of LAN, static ARP cache only
MAC address flood	overloaded switch acts like hub
Broadcast storm		Spanning Tree Protocol STP - BPDU, static MAC address in switch

VPN often IPsec Tunnel

link	description
virustotal.com	check logs
https://hackmageddon.com/	stats on cyber events, etc.

Level	What it is
0	disk striping (fast, but failure on any disk failure)
1	disk mirror data written to both disks
5	striping with parity (can rebuild with failure)
6	4+disks striping with dual parity -two disks can fail
10	4+disks raid 1 + 0 (mirror + striping)