Old Bitcoin Wallets Vulnerable to 'Randstorm' Attack, Billions at Risk

Cybersecurity firm Unciphered discovers flaw affecting wallets created between 2011 and 2015, advises users to transfer assets to newer wallets.

Cybersecurity firm Unciphered has discovered a vulnerability, dubbed 'Randstorm', that affects Bitcoin wallets created between 2011 and 2015.
The flaw could put an estimated $1.2 to $2.1 billion worth of cryptocurrency at risk.
The vulnerability also affects Dogecoin, Litecoin, and Zcash wallets, along with multiple other blockchains and projects.
Users have been advised to transfer their assets to more recently created wallets.
The flaw is due to a series of programming mistakes that occurred between 2011 and 2015.