Twitter has traditionally had more lax signup requirements then its oft-cited competitor Facebook. Users haven’t had to give their full name on Twitter, for example, which has made it easier for users to protect their identity but has also made it easy for spam accounts to take over the platform.

Now the company is outlining a series of steps to fight spam and what it calls “malicious accounts,” while also trying to keep the platform healthy and safe for all users.

In a blog post, Twitter’s Yoel Roth and Del Harvey said that new users will now have to confirm either an email address or phone number when they sign up for the platform. This change will be rolled out later this year, and the company says that its two-year-old Trust and Safety Council will also be working with NGOs to “ensure this change does not hurt someone in a high-risk environment where anonymity is important.” The company will also start “auditing existing accounts for signs of automated signup.”

Roth and Harvey also detailed the effectiveness of new systems the company has created to more proactively identify spam accounts. First, they revealed that the number of accounts identified and “challenged” by Twitter as being potentially spammy or automated is now up to 9.9 million per week, from 2.5 million in September 2017. The company attributes the uptick in the number of spam accounts identified to new developments in its machine learning tools, but didn’t share specifics.

Twitter also said that the average number of spam reports submitted by users has dropped from about 25,000 per day in March to about…