# Port Cyber Alliance · CC BY 4.0 · install as /etc/cron.d/pca-blocklist (cron.d lines carry the user)
# every six hours, at a minute of your choice; the result goes to syslog under the tag pca-blocklist
17 */6 * * * root PCA_API_KEY_FILE=/etc/pca/api-key /usr/local/sbin/pca-blocklist-pull.sh nginx 2>&1 | logger -t pca-blocklist