Entrust has been working since 2010 to educate our customers on the migration away from 1024-bit RSA keys. We updated our policy in 2011 and summarized the status in 2013. Entrust has implemented migration and do not issue any RSA certificates less than 2048-bit keys and have discussed continued issuance using our 1024-bit root.
All too often, companies will fail to address the issue of enterprise security until it's far too late. That is, many businesses only realize the importance of defending the organizational infrastructure after an attack on it has already happened. This can be a very costly mistake.