[实例] rsautl 命令（对数据加密）

[root@dhcp ~]# openssl rsautl -in testfile  -out testfile.encrypt -inkey my.key -encrypt   
Enter pass phrase for my.key:
[root@dhcp ~]# ll testfile*
-rw-r--r--  1 root root  12 Feb 20 15:36 testfile
-rw-r--r--  1 root root 128 Feb 20 15:41 testfile.encrypt
-rw-r--r--  1 root root 128 Feb 20 15:40 testfile.sign
[root@dhcp ~]#
[root@dhcp ~]# cat testfile.encrypt
        .s?ve-9鲥_y????bwl?±Й?W4???;?Go?￡:M????1u?a$?-G¨·l??KF?Uo??5?B`
                                                                                   ?L?
у????R?°?B[root@dhcp ~]#