olemus
populaarseim veebiserveri tarkvara:
- enam kui pooltel veebisaitidel
- OSi-litsentsiga
- eeskätt UNIXipõhistele operatsioonisüsteemidele

ülevaateid
https://www.digitalocean.com/community/tutorials/how-to-configure-the-apache-web-server-on-an-ubuntu-or-debian-vps

https://en.wikipedia.org/wiki/Apache_HTTP_Server

https://help.ubuntu.com/lts/serverguide/httpd.html

põhjalikumalt
https://sites.duke.edu/workblog/files/2014/12/www.dedoimedo.com-apache-web-server-lm.pdf

veebisait
http://www.apache.org/

turvalisus
https://www.cvedetails.com/vulnerability-list/vendor_id-45/product_id-66/Apache-Http-Server.html

https://usn.ubuntu.com/3937-1/

https://www.tecmint.com/apache-security-tips/

https://www.monitis.com/blog/top-7-apache-security-best-practices/

https://www.petefreitag.com/item/505.cfm

https://geekflare.com/apache-web-server-hardening-security/

vt ka
- Apache Hadoop
- Apache Subversion