Law enforcement officials have finally revealed the cause of death for former U.S. Attorney Jessica Aber, months after she tragically passed away in her sleep at her Alexandria, Virginia, home in March. According to the Alexandria medical examiner’s office, Aber died from a “sudden unexpected death in epilepsy,” as reported by the Virginian-Pilot. Earlier in the year, police had noted that there was no evidence to suggest foul play or any cause other than natural factors. Aber was just 43 years old at the time of her passing, leaving behind a legacy of high-profile legal work and a reputation for dedication to national security and public service. Her sudden death shocked colleagues and the wider legal community, as she had been widely respected for her prosecutorial skill and unwavering commitment to justice.

Jessica Aber’s career as a federal attorney was distinguished and impactful. She served as the U.S. Attorney for the Eastern District of Virginia from 2021 to 2025, a period marked by her aggressive pursuit of cases involving national security, cybercrime, and international fraud. Her tenure ended on January 20, the day President Donald Trump took office in his second term. In her resignation letter, Aber described her role as “an honor beyond measure” and expressed gratitude to the Virginia senators, Mark Warner and Tim Kaine, as well as President Biden and Attorney General Garland. She praised the collaborative efforts of federal, state, and local law enforcement, highlighting her commitment to building community trust while enforcing the law. Her resignation marked the conclusion of a chapter in which she had become known for taking on complex and high-stakes cases that required both legal acumen and strategic foresight.

In addition to her administrative duties, Aber led several investigations that drew national attention. According to reports from the New York Post, she was “in charge of some of the biggest cases targeting leaks in the CIA and Russian nationals carrying out fraud in America.” Aber’s work placed her at the center of sensitive matters involving national security and international law. Authorities revealed that she was found unresponsive in her home by Alexandria police just before 9:20 a.m. on a Saturday, prompting an investigation to confirm the cause of her sudden death. Despite the unexpected nature of her passing, it is clear that her professional legacy remains significant, reflecting her involvement in prosecuting some of the most challenging and consequential cases of recent years.

Among Aber’s most notable accomplishments was her prosecution of former CIA analyst Asif Rahman, who pleaded guilty to leaking top-secret documents detailing Israel’s planned strike on Iran. The case, which culminated shortly before her resignation, involved Rahman posting classified materials on Telegram, ultimately compelling the Israeli government to delay its military operation. Aber publicly condemned Rahman’s actions, emphasizing that the leak violated both his oath and federal law, endangered lives, and compromised U.S. intelligence capabilities. Her role in this case underscored her dedication to protecting national security and holding individuals accountable for breaches that could have far-reaching diplomatic and strategic consequences.

Aber also made headlines with her prosecution of Eleview International Inc., a Virginia-based company whose top executives were charged with illegally transshipping sensitive U.S. technology to Russia. The executives, Oleg Nayandin and Vitaliy Borisenko, faced allegations of moving over $6 million worth of telecommunications equipment through multiple countries—including Turkey, Finland, and Kazakhstan—to circumvent U.S. sanctions following Russia’s invasion of Ukraine. This case followed her successful indictment of Russian nationals Sergey Ivanov and Timur Shakhmametov, who were accused of orchestrating one of the largest online money laundering schemes tied to ransomware groups and cybercrime marketplaces. Aber’s work in these matters demonstrated her ability to navigate complex international legal frameworks while aggressively pursuing accountability for violations that threatened U.S. financial and national security interests.

In addition to her work on fraud and leak cases, Aber played a critical role in holding perpetrators of international war crimes accountable. She was involved in the Justice Department’s unprecedented indictment of four Russian soldiers accused of committing brutal acts against an American citizen in Ukraine. The unnamed victim had been abducted from his home in the Kherson region, subjected to torture, and forced to endure a mock execution. The defendants, including commanding officers Suren Seiranovich Mkrtchyan and Dmitry Budnik, along with two lower-ranking soldiers, faced charges under international and U.S. law. Aber emphasized the importance of pursuing justice for victims of war crimes and ensuring accountability for perpetrators, reflecting her commitment to both domestic and international legal principles. Her career, tragically cut short, leaves a lasting impact on national security law, federal prosecutions, and the enforcement of justice in cases of global significance.