The password you reused years ago could give someone a route into your crypto account today.

Singapore police warned on September 12 that they have seen an increase in unauthorised access to cryptocurrency accounts through compromised email since mid-August, according to CNA. Investigators found that several affected email accounts had appeared in earlier data breaches on other platforms. Police said exposed credentials and password reuse may have helped attackers gain access. The warning concerns account takeovers, and does not establish that an exchange's own systems were breached.

Once inside an inbox, attackers may be able to work out which crypto services its owner uses. Police described t...