This article describes NXNSAttack, a newly discovered DNS protocol vulnerability which affects most recursive DNS resolvers. It allows to execute random subdomain attack using DNS delegation mechanism, resulting in big packet amplification factor.
Now more then ever, people connect and work remotely. Everybody uses some kind of VPN, at least in the tech world. The new, trendy and cool way of doing VPNs is Wireguard. Everybody speaks about it and since March it is finally a part of Linux kernel. Its advantages are that it is setup in more straight forward way than alternatives and that it is blazingly fast.