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dnf install -y httpdsystemctl status httpdsystemctl start httpdsystemctl enable httpd firewall-cmd --list-allfirewall-cmd --permanent --add-port=80/tcp(또는 firewall-cmd --permanent --add-service=80/http)firewall-cmd --reloadfirewall-cmd --list-all 웹에서 192.168.16.91 접속 확인 vi var/www/htmlvi index.htmlcp index.html test.htmlmkdir webvi web/ttt.html

DDoS(Distributed Denial Service - 분산서비스거부공격) 칼리 로그인 (kail / 1234) 빨간색 루트 터미널 hping3 --help spoof 속이다rand attackicmptype -C-F -S -R -P-A -U -X -Y set Flag hping3 192.168.16.22 tcpdump -i eth0wireshark에서 확인

HIDS / HZPSOSSECwazuhossec.net 라이브러리 설치하기sudo apt install -y build-essential make zlib1g-dev libpcre2-dev libevent-dev libssl-dev libz-dev libsqlite3-devsudo wget -q -O - https://updates.atomicorp.com/installers/atomic | bashsudo apt update -ysudo apt install -y ossec-hids-server서버설치완료 sudo ls /var/ossec/etc/ossec.confsudo vi /var/ossec/etc/ossec.confossec.conf (환경설정파일) ---------5. email yes -..