Barack Obama‘s $150,000 in fundraising during September has prompted questions about whether candidates should be able to receive large donations through anonymous online credit card transactions, the Washington Post reports.

“While the potentially fraudulent or excessive contributions represent about 1 percent of Obama’s staggering haul, the security challenge is one of several major campaign-finance-related questions raised by the Democrat’s fundraising juggernaut.

“Concerns about anonymous donations seeping into the campaign began to surface last month, mainly on conservative blogs. Some bloggers described their own attempts to display the flaws in Obama’s fundraising program, donating under such obviously phony names as Osama bin Laden and Saddam Hussein, and reported that the credit card transactions were permitted.”

Read the full story here.