Addressing the case publicly for the first time, Bill Ready says the tragedy “guides” the firm’s work.
It has not said how much the storage plans will cost UK users, only that they were part of a “gradual global rollout”.
The rise has been driven by a sharp increase in the value of his electric car company Tesla.
It is the latest development in a privacy row which has pitted the UK against the tech giant and the Trump administration.
The hackers tell the BBC they are sorry for their actions – but experts say it’s a practical rather than moral move.
TikTok says it will introduce measures to “strengthen our platform” although it disputes some of the findings.
Ministers say software developed by the Cabinet Office has helped to ramp up fraud detection.
The data has been released to coincide with the launch of a new group of MPs representing creators and influencers.
Research suggests that 30 out of 47 Instagram safety tools for teens were “substantially ineffective or no longer exist”.