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U.S. Department of Justice: California woman sentenced to prison for concealing $2.6 million in cryptocurrency crime proceeds

The U.S. Department of Justice announced that Iris Rabaya Au, a 37-year-old woman from Irvine, Orange County, California, was sentenced to 18 months in federal prison for failing to report over $2.6 million in illegal income to the Internal Revenue Service (IRS). She was also ordered to pay $1.484 million in restitution and had multiple luxury cars, high-performance vehicles, designer handbags, and three "Godfather" sculptures confiscated. Au is the ex-girlfriend of cryptocurrency scammer Adam Iza.Prosecutors stated that between 2020 and 2024, Iza fraudulently obtained Meta advertising accounts and credit lines, selling account access and earning millions of dollars in unreported income. At Iza's direction, Au set up shell companies and opened bank accounts, using the related funds to pay approximately $1 million to Los Angeles County Sheriff's Department (LASD) officers and to purchase or lease luxury homes, cars, jewelry, and clothing. They also spent nearly $10 million on entertainment and purchased about $16 million in cryptocurrency for Iza. Between 2020 and 2023, Au transferred over $2.6 million into her personal bank accounts but did not accurately report it on her federal tax returns. She pleaded guilty to one count of false tax return in March 2025. Iza pleaded guilty in January 2025 to charges including conspiracy to infringe rights, wire fraud, and tax evasion, with a sentencing hearing scheduled for October 5. He was also sentenced to 15 years in federal prison for his involvement in an attempted Bitcoin robbery and kidnapping case in Connecticut in August 2024.

Justin Sun announced the establishment of the "Justin Sun Award" and announced the first batch of winners, with the OpenAI team receiving the top prize of 1 million USD

The founder of TRON, Justin Sun, announced the official establishment of the "Justin Sun Award" and revealed the first batch of winners. This is the world's first zero-trust, decentralized academic reward mechanism based on a "problem list," with significant breakthroughs in fundamental disciplines and machine formal verification as the sole criteria for awarding, with a maximum prize of up to 1 million dollars for a single problem.Justin Sun stated that the award aims to initiate a new scientific incentive paradigm centered on machine verification, powered by human-machine collaboration, and driven by decentralized rewards, striving to create a Nobel Prize for the AI era.The top prize of 1 million dollars was awarded to the OpenAI research team in recognition of their completion of the "Existence and Smoothness of the Navier-Stokes Equations" solution and formal proof. Other awarded achievements include the Sandorff Conjecture, Erdős Disjoint Subset, and other problems, involving a total of 66 mathematical problems.It is reported that the "Justin Sun Award" is open to all contributors, with no identity restrictions; both humans and AI can win, but only the first completer of the listed problems will be awarded. The problem list and proof materials are publicly available on GitHub, and the prize is recorded on-chain. The award covers mathematical progress made from January 1, 2026, onwards; those who complete formal verification of previously solved problems afterward can also win.

first_img Justin Sun: Establish the Justin Sun Prize to reward mathematically verified proofs

The founder of TRON, Justin Sun, announced the establishment of the "Justin Sun Award," which currently focuses only on mathematics. He stated that the award follows the problem rather than the individual, with no annual meeting, nominations, or age restrictions; each problem has two columns for signatures, one for the prover and one for the person who formalizes the proof and writes it into the machine. Both can be the same person, or they can be a person, AI, or a person using AI. The condition for triggering the prize is that the machine verifies the proof from the first line to the last line without error. Once verification is passed, the names in the two columns become the prize owners for that problem.The rules also include: before machine verification, if the mathematical community has accepted a human proof, it can be listed first, with the prize remaining unchanged, and the status being "Proven, awaiting formalization." The prize in the proof column is only awarded to problems that are solved after being listed; for problems that were already solved at the time of listing, the prover is still credited, but the prize is only awarded to the person who completes the formalization, not retroactively for the history of mathematics. The list of problems is determined by Justin Sun's signature for the listed problems and pricing; once listed, the price can only increase, and money can only be exchanged, not refunded. Mistakes in the problems will still be paid, and they will be re-listed afterward; beyond pricing, verification, payment, and naming, he does not participate in voting.Justin Sun stated that the focus of public welfare will shift to this award, with the initial prize pool already deposited into the blockchain, with the address and balance made public. He only retains the right to continue injecting funds; the award proof and prize distribution will also be made public on the chain. He mentioned that naming it after a person is to avoid name changes due to institutional changes and expressed that wealth comes from mathematics, hoping to "come from mathematics and return to mathematics."
2026-09-16

first_img XRP Ledger upgrade Batch V1.1 is just one vote away from activation

The Batch V1.1 upgrade for the XRP Ledger is just one vote away from initiating the activation process. The RippleX team has fixed 11 software defects in the latest review. The Batch feature allows users to combine up to eight related transactions into a single operation, ensuring that both parties complete the transfer simultaneously when two people exchange tokens, thus avoiding the situation where one party pays while the other fails.In Tuesday's snapshot, the upgrade received support from 27 out of 35 trusted validators, accounting for approximately 77%, while changes to the XRP Ledger require an 80% support rate. Therefore, currently, one validator's vote can determine success or failure, and obtaining one more vote will initiate a two-week activation countdown. The support rate must remain above this threshold for 14 days, during which validators can change their votes.Previously, researchers discovered vulnerabilities in the original Batch proposal, allowing attackers to initiate transactions using others' accounts without authorization under specific conditions; this version was not deployed on the mainnet. The new version was released with xrpld 3.3.0 on August 6, and the latest review found 11 issues related to signatures, authorization checks, and server crashes. Among these, a serious vulnerability rated by the security company Common Prefix could allow attackers to reuse user signature permissions to execute transactions beyond expectations. RippleX stated that the review involved four senior engineers, audits from Halborn and Common Prefix, public security competitions, and automated testing, and mentioned that commercial projects using Batch have been signed or are in development.
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