服务器版本如下: @kelWEB4:/etc# lsb_release -a LSB Version: :core-4.0-amd64:core-4.0-noarch:graphics-4.0-amd64:graphics-4.0-noarch:printing-4.0-amd64:printing-4.0-noarch Distributor ID: RedHatEnterpriseServer Description: Red Hat Enterprise Linux Server rele
服务器端与客户端的密钥系统不一样,称为非对称式密钥系统 RSA算法的基础是模运算x mod n,事实上: [(a mod n) + (b mod n)] mod n = (a+b) mod n [(a mod n) - (b mod n)] mod n = (a-b) mod n [(a mod n) * (b mod n)] mod n = (a*b) mod n 因此有(a mod n)^d mod n = a^d mod n 报文/信息(message)其实仅仅是一个比特模式(bit pa
1.登录服务器,打开sshd_config文件 # vim /etc/ssh/sshd_config 2.找到#Port 22,默认是注释掉的,先把前面的#号去掉,再插入一行设置成你想要的端口号,注意不要跟现有端口号重复 # The strategy used for options in the default sshd_config shipped with# OpenSSH is to specify options with their default value where# poss