Keter Classification SCP Foundation Secure Contain Protect by Darad Astry

For all personnel confused by the new Anomaly Classification System, I've made an at-a-glance poster for your office/room (higher resolution versions available on request). : r/SCP

Anomaly Classification System (ACS) Guide - SCP Foundation

SCP Anomaly Classification System Poster (Aged Version) | Poster

A complete guide to SCP object classes (based on u/Cooldude971's list) : r/ SCP

Containment level logos (TheVolgun) : r/SCP

SCP Classifications Explained, Learn About SCP Foundation: All SCP Archives in Order, Podcasts on Audible

Euclid Classification SCP Foundation Secure Contain Protect Long Sleeve T-Shirt

Anomaly Classification Bar for ACS - SCP Foundation

A Comprehensive Guide to SCP Classes for New Foundation Recruits

Stream episode Tutorial-02 - Foundation Personnel Classifications by The SCP Foundation Database podcast