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Welcome to Techno's briefing. It's Friday, September 22. I'm Zoe Thomas for the Wall Street Journal.

TikTok is facing bands in America and Europe. Now those could expand to Africa,

where some governments have already taken steps against the social media company and others

are debating restrictions. Our reporter, Alexandra Wexler, has been looking into what the company

is facing across the continent and she'll join us to explain how TikTok is pushing to keep its

app operational there. But first, a massive deal in the software world. Cisco Systems will

buy cyber security company Splunk in a $28 billion cash deal. Cisco hopes the acquisition will

help it move further into artificial intelligence space. In recent years, Cisco's moved away from

its traditional business of selling hardware like routers and switches and focused more on software,

buying up smaller companies to boost growth. Splunk makes software used by companies'

information technology and security operations to monitor and analyze data. The companies expect

the deal to close within a year following a required regulatory review. Cryptocurrency companies

are starting to look overseas for growth as regulators in the US continue their crypto crackdown.

Executives at Rise Labs, Ripple Labs, and Zodia markets, for example, have said they're all

focusing outside the country. Our reporter, Alexandra Sapović, has more on where these companies

are moving. Dubai, Singapore, Hong Kong have made some efforts to create regulatory regimes

specifically for crypto companies that would allow some basic investor protections the way you

want to have in a regulated marketplace, but also conducive to crypto companies and their ability

to do business. The US is generally the largest financial market in the world, and so if crypto

...