# Updates
- Important security updates
- Fix bugs
# Other Technical Specifications
## Set Functions
**Regex**:
- ^[a-zA-Z,]{1,20}\$>[a-zA-Z,]{1,20}\$*>*[a-zA-Z]{0,11}\s*1*$
**Example**:
- setEntryNodes$>ca,eg,it,ru$>StrictNodes 1
- setEntryNodes$>ca,ru
- setEntryNodes$>ef$>StrictNodes 1
- setExitNodes$>ef$>StrictNodes 1
- setExcludedNodes$>ef
- setExcludedExitNodes$>er
## Remove Function
**Regex**:
- ^remove\$>[a-zA-Z]{1,16}_\{*[a-zA-Z]*\}*\s*1*$
**Example**:
- remove$>EntryNodes_{ca}
- remove$>EntryNodes_StrictNodes 1
- remove$>ExitNodes_{ds}
- remove$>ExitNodes_StrictNodes 1
- remove$>ExcludeNodes_{we}
- remove$>ExcludeExitNodes_{as}
## Geo Functions
**Regex**:
- ^setGeoIPExcludeUnknown\$>[a-z0-1]{0,4}$
**Example**:
- GeoIPExcludeUnknown 1
- GeoIPExcludeUnknown 0
- GeoIPExcludeUnknown auto
