block countries based on Geo-IP with iptables Ubuntu 16 and 18

Blocking based on geographical locations like countries need a list of IP ranges allocated to this by IANA. Now you have two options To get the list of IP ranges and create the IP tables rules your self To have module in Iptables which works above Luckily there is module for iptables which can work… Continue reading block countries based on Geo-IP with iptables Ubuntu 16 and 18

change time zone in centos 6

Change the current timezone in CentOS 6 and older Type the following commands as root: cp /etc/localtime /root/old.timezone rm /etc/localtime ln -s /usr/share/zoneinfo/America/Chicago /etc/localtime

the following resource is signed with a weak signature algorithm md5withrsa

So, after some digging, I just found a quick (but temporary) solution: Just comment out the setting of “jdk.jar.disabledAlgorithms” in the file of”lib/security/java.security” (which is located at “/Library/Internet Plug-Ins/JavaAppletPlugin.plugin/Contents/Home/lib/security/java.security, on my MacOS 10.12) # jdk.jar.disabledAlgorithms=MD2, MD5, RSA keySize < 1024 After that, the JNLP file will be running as usual again.

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