linux - 随笔分类 - xman888

摘要：Realm: EXAMPLE.COM Primary KDC: kdc.example.com (10.0.0.4) User principal: ubuntu Admin principal: ubuntu/admin kdc server: hostnamectl set-hostname k 阅读全文

posted @ 2021-12-29 15:17 xman888 阅读(44) 评论(0) 推荐(0)

windows - net share 用法

摘要：阅读全文

posted @ 2021-12-28 14:09 xman888 阅读(119) 评论(0) 推荐(0)

linux - ubuntu

摘要：1. package management 2. iproute2管理网络资源目前很多Linux使用之前的ARP， ifconfig, route命令，虽然这些工具能够工作，但他们在Linux2.2和更高版本的内核上显得有些落伍。高级网络管理工具 iproute2相对于系统提供的arp, ifc 阅读全文

posted @ 2021-12-26 18:48 xman888 阅读(63) 评论(0) 推荐(0)

centos - ntp

摘要：rpm -qa | grep ntp yum install ntp ntpdate -y init代表不成功下面同步都是OK的阅读全文

posted @ 2021-12-09 13:16 xman888 阅读(47) 评论(0) 推荐(0)

tcpdump

摘要：tcpdump -i any -n host baidu.com and 'tcp[tcpflags] & tcp-syn != 0' 阅读全文

posted @ 2021-12-01 16:26 xman888 阅读(28) 评论(0) 推荐(0)

linux - encryption algorithm

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posted @ 2021-11-18 11:34 xman888 阅读(31) 评论(0) 推荐(0)

linux - hash algorithm

摘要：A Hashing Algorithm is a mathematical formula that takes a Message of arbitrary length as input and produces as output a representational sample of th 阅读全文

posted @ 2021-11-18 11:24 xman888 阅读(54) 评论(0) 推荐(0)

linux - ftp passive mode

摘要：The client sends the PASV command to an FTP server on port 21. The source port is a random, high-numbered port. The destination port is 21. The server 阅读全文

posted @ 2021-11-18 11:15 xman888 阅读(110) 评论(0) 推荐(0)

linux - vsftpd

摘要：apt install vsftpd -y root@test:~# adduser xman3Adding user `xman3' ...Adding new group `xman3' (1002) ...Adding new user `xman3' (1002) with group `x 阅读全文

posted @ 2021-11-17 21:30 xman888 阅读(33) 评论(0) 推荐(0)

linux - keygen

摘要：root@test:~# ssh-keygen -t rsa Generating public/private rsa key pair.Enter file in which to save the key (/root/.ssh/id_rsa): Enter passphrase (empty 阅读全文

posted @ 2021-11-11 16:26 xman888 阅读(70) 评论(0) 推荐(0)

tls handshake

摘要：https://www.acunetix.com/blog/articles/establishing-tls-ssl-connection-part-5/ The process of establishing a secure SSL/TLS connection involves severa 阅读全文

posted @ 2021-11-08 21:16 xman888 阅读(141) 评论(0) 推荐(0)

openssl - generate DER format

摘要：# generate private keyopenssl genrsa -out myprivate.key # extract the public key from the private key openssl rsa -in myprivate.key -pubout -out mypub 阅读全文

posted @ 2021-10-26 15:17 xman888 阅读(43) 评论(0) 推荐(0)

openssl - generate a private key and extract the public key from it

摘要：Generating Your Private Key After deciding on a key algorithm, key size, and whether to use a passphrase, you are ready to generate your private key. 阅读全文

posted @ 2021-10-26 15:02 xman888 阅读(238) 评论(0) 推荐(0)

随笔分类 - linux

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