I'm guessing the main reason they have ridiculously bad security is less "lack of resources" and more that nobody expected the Kremlin to be so interested in making a pump at your local sewage treatment plant exceed its normal operating parameters.
I'm not sure which organizations the law is really aimed at, but it seems like it would mean that anyone in Georgia who wants to get involved with some international NGO — Amnesty International, Extinction Rebellion, Doctors Without Borders, the Red Cross, FSF Europe, or whatever — would be required to register as an agent of foreign influence.
Our societies have previously tolerated a whole lot of spaces where conversations could be had without fear of law enforcement listening in, but many of those have disappeared as communications moved online. Encryption is the only thing that can restore the balance.
The sight of so many people around the world who had always been unequivocal supporters of anything and everything Israel did slowly changing their minds as the horrific scope of the violence inflicted on Gaza continues to escalate has been an impressive one. The remaining people who refuse to change their views at all are impressive in a different way.