A Bangladeshi national who was recently extradited from Malaysia to the United States is facing serious federal charges in what authorities describe as one of the most extensive alleged online child exploitation operations uncovered by American investigators.

The suspect, identified by prosecutors as Zobaidul Amin, is accused of running a wide-ranging sextortion scheme that targeted hundreds of minors through social media platforms. Investigators say Amin allegedly posed as a teenager online and contacted young users through Instagram and Snapchat in order to gain their trust before pressuring them into sharing explicit content.

According to prosecutors, Amin used deception to build conversations with minors and then manipulated them into producing sexually explicit images and videos. Authorities say that once victims sent the material, he threatened to distribute the images to their friends, family members, and classmates if they refused to continue sending more.

Officials say the alleged scheme affected victims across several regions. A large number of those targeted were located in Alaska, while others were identified in different parts of the United States and in other countries. Details of the case were outlined by the U.S. Department of Justice, which described the operation as a large-scale effort involving online coercion and intimidation.

Prosecutors also claim that Amin placed repeated demands on victims and pressured them to send specific numbers of explicit images and videos each day. Authorities say the threats often continued for extended periods, sometimes lasting months, even after some of his accounts were removed by social media platforms.

Investigators further allege that Amin did not operate using a single account. Instead, he reportedly used multiple fake accounts to continue contacting victims after previous profiles had been banned. Prosecutors also say he worked with others who helped store and distribute the images online.

Commenting on the arrest, FBI Director Kash Patel said the agency remains focused on targeting serious criminal activity, including cases involving child exploitation and organized crime.

"This FBI is back to doing what it does best, locking up predators, dismantling violent gangs and holding criminals accountable no matter who they are," FBI Director Kash Patel said in a statement to Fox News Digital.

He also pointed to several major law enforcement actions that took place within a short period.

"In just 24 hours, our agents captured a fugitive accused of running an international child exploitation ring, took down the 18th Street Gang in Los Angeles and arrested a contractor who allegedly stole more than $46 million from the U.S. Marshals Service. Criminals everywhere should understand the message: This FBI is coming for you."

Amin appeared in federal court in Alaska on Thursday, one day after arriving in the United States following his extradition from Malaysia. According to reporting by Bloomberg, he pleaded not guilty during his initial court appearance in Anchorage.

Federal prosecutors have filed a total of 13 charges against Amin. The counts include conspiracy to produce child pornography, conspiracy to receive and distribute child pornography, operating a child exploitation enterprise, production of child pornography, cyberstalking, aggravated identity theft, and wire fraud.

Authorities say Amin used a large number of social media accounts to carry out the alleged activities. Prosecutors state that he operated more than 80 Snapchat accounts and about 40 Instagram accounts in order to bypass platform bans and continue contacting victims.

Court documents also describe how explicit material was stored and organized. Investigators say Amin and alleged co-conspirators placed images in Dropbox folders that were categorized by victim. According to the indictment, links to those folders were then used as part of the extortion scheme to pressure victims into sending additional material.

The indictment further alleges that at least one victim was placed in fear of serious bodily harm during the course of the threats. Prosecutors say Amin used deceptive tactics and false identities to obtain explicit images from victims. Those actions form part of the basis for the cyberstalking and wire fraud charges included in the case.

Before the U.S. charges were filed, Amin had been living in Malaysia, where authorities say he was studying in medical school.

His legal troubles began earlier when Malaysian authorities filed charges against him. In September 2022, the Attorney General’s Chambers of Malaysia charged Amin with 13 counts related to the possession and production of child pornography.

The investigation involved cooperation between several agencies and governments. The FBI and the U.S. Department of Justice worked closely with Malaysian authorities to arrange Amin’s transfer. Officials confirmed that he was transported from Malaysia to Alaska on March 4 as part of the extradition process.

U.S. Attorney for the District of Alaska Michael Heyman described the case as one of global scale and emphasized the seriousness of the allegations.

"The impact of this case is that of international magnitude. It stands as one of the most prolific cases of alleged online child exploitation the United States has ever seen," said Michael Heyman, U.S. attorney for the District of Alaska.

He also highlighted the role of international cooperation in making the extradition possible.

"We are grateful for the steady, strong collaboration among the Justice Department’s Office of International Affairs, law enforcement agencies and Malaysian partners that made this transfer possible, enabling us to move forward and seek justice for victims."

Following the initial hearing, U.S. Magistrate Judge Kyle F. Reardon ordered that Amin be held without bail while the case proceeds through the court system.

Court records also show that Amin waived his right to a speedy trial and requested that the case be heard before a jury as the legal proceedings move forward.