Possible fake charity scams may be emerging following the mass-shooting in Orlando, the IRS has warned. Scammers often take advantage of tragedies to impersonate charitable organizations.

Scammers take a variety of approaches, the IRS reported. They may contact taxpayers by telephone, social media, e-mail, or person solicitations. Often, scammers will use names similar to recognized charities. Along with seeking monetary contributions, scammers also try to learn a taxpayer’s personal information, including bank account numbers, Social Security numbers and more.

The IRS reminded taxpayers to make donations to recognized charities. If a taxpayer has questions about a charity, there are tools on the IRS website to help ascertain the status of a charitable organization.