Johan Brissmyr

Industry · Aug 21, 2017

How we updated our risk engine to stop “slow and low” password list attacks

In the last six months, we’ve seen an evolution in how attackers are launching password list attacks, which in turn is impacting how best to fight these attacks.

Johan Brissmyr

Industry · Aug 18, 2017

3 things anti-fraud tools need to do to effectively prevent account takeover

Learn what anti-fraud tools need to do to effectively prevent account takeovers and more.

Johan Brissmyr

Industry · Aug 10, 2017

We shouldn’t focus on changing user behavior—but on understanding it

Rather than focus on 2FA or limiting login attempts to secure users, Castle focuses on user behavior analytics without interfering with the UX.

Johan Brissmyr

Industry · Nov 9, 2016

Passwords, watch out!

Six months ago we graduated from Y Combinator, and today, we are proud to announce our 2 million dollar seed round lead by First Round Capital.

Johan Brissmyr

Latest

How we updated our risk engine to stop “slow and low” password list attacks

3 things anti-fraud tools need to do to effectively prevent account takeover

We shouldn’t focus on changing user behavior—but on understanding it

Passwords, watch out!