The Security fields contain rules to block requests that contain specific types of content.
| Value | Action | Description | 
|---|
unknown | Unknown | Take no other action. | 
allow | Allow | Bypass all subsequent rules. | 
block | Drop | Block with an HTTP 403 response. | 
challenge | Challenge Drop | Issue an interactive challenge. | 
jschallenge | Challenge Drop | Issue a JS challenge. | 
log | Log | Take no action other than logging the event. | 
connectionClose | Close | Close connection. | 
challengeSolved | Allow | Allow once interactive challenge solved. | 
challengeBypassed | Allow | Interactive challenge is not issued again because the visitor had previously passed an interactive challenge and a valid cf_clearance cookie is present. | 
jschallengeSolved | Allow | Allow once JS challenge solved. | 
jschallengeBypassed | Allow | JS challenge not issued because the visitor had previously passed a JS or interactive challenge. | 
bypass | Allow | Bypass all subsequent firewall rules. | 
managedChallenge | Challenge Drop | Issue managed challenge. | 
managedChallengeNonInteractiveSolved | Allow | Allow once the managed challenge is solved via non-interactive interstitial page. | 
managedChallengeInteractiveSolved | Allow | Allow once the managed challenged is solved via interactive interstitial page. | 
managedChallengeBypassed | Allow | Challenge was not presented because visitor had clearance from previous challenge. | 
| Value | Description | 
|---|
unknown | Used if an event is received from a new source but the logging system has not been updated. | 
asn | Allow or block based on autonomous system number. | 
country | Allow or block based on country. | 
ip | Allow or block based on IP address. | 
ipRange | Allow or block based on range of IP addresses. | 
securityLevel | Allow or block based on requester's security level. | 
zoneLockdown | Restrict all access to a specific zone. | 
waf | Allow or block based on the WAF product settings. This is the WAF/managed rules system that is being phased out. | 
firewallRules | Allow or block based on a zone's firewall rules configuration (deprecated). | 
uaBlock | Allow or block based on the Cloudflare User Agent Blocking product settings. | 
rateLimit | Allow or block based on a rate limiting rule, whether set by you or by Cloudflare. | 
bic | Allow or block based on the Browser Integrity Check product settings. | 
hot | Allow or block based on the Hotlink Protection product settings. | 
l7ddos | Allow or block based on the L7 DDoS product settings. | 
validation | Allow or block based on a request that is invalid (cannot be customized.) | 
botFight | Allow or block based on the Bot Fight Mode (classic) product settings. | 
botManagement | Allow or block based on the Bot Management product settings. | 
dlp | Allow or block based on the Data Loss Prevention product settings. | 
firewallManaged | Allow or block based on WAF Managed Rules' settings. | 
firewallCustom | Allow or block based on a rule configured in WAF custom rules. |