This site requires JavaScript to be enabled. Please enable JavaScript in your browser settings, or upgrade to a modern browser.

Crypto heists, blockchain sleuths, and turning surplus power into bitcoin

Loading player...

The world’s second-largest crypto exchange, Bybit, was hit by a massive hack attack in February, where thieves from North Korea made off with nearly $1.5bn in ethereum. Carel de Jager, research group leader at the CSIR, has been on the trail of the stolen funds and tells us what he found.

19 Mar 2025 English South Africa Tech News · Investing

Other recent episodes

How AI can help fix SA’s crippled municipalities

With only a small fraction receiving clean audits, Empowa’s Glen Jordan argues that AI could help councils scrutinise tenders, track spending and catch problems sooner. Blockchain could preserve the evidence.

1 Oct 21 min

Stablecoins take centre stage as bitcoin speculation fades

Absa digital assets head Rob Downes says stablecoin flows across the bank’s African markets have more than doubled over the past four years.

24 Sep 21 min

R2.2bn in investment on hold over proposed crypto controls – VALR

VALR CEO Farzam Ehsani warns that the draft crypto rules on exchange controls could drive businesses, jobs and tax revenue offshore.

17 Sep 22 min

Crypto privacy is dead… and Sars knows where the bodies are buried

Crypto investors may have years of transactions scattered across exchanges and wallets. New international reporting rules mean Sars will increasingly have data to check what taxpayers declare, explains Carel de Jager, CEO of blockchain analytics firm Sixpence.

10 Sep 16 min

South Africans are getting better at spotting fraud

The scams are becoming more convincing, helped by AI, with an astonishing 85% of South Africans encountering one in the past year, says Thalia Pillay of Orca Fraud.

3 Sep 19 min

All episodes