OpenSea User Data Breach Announced: Protect Yourself from Phishing

user avatar

by Giorgi Kostiuk

2 years ago


A series of events starting in June 2022 led to the leak of over seven million email addresses, exposing OpenSea users to phishing attacks and other threats.

The OpenSea Breach Timeline

In June 2022, an employee of Customer(.)io, an email automation provider, exploited their access to extract and share OpenSea users' email addresses with a third party. This incident affected not only platform users but also prominent figures in the cryptocurrency sector.

Public Access to Data

Cybersecurity expert 23pds confirmed that the email addresses are now publicly accessible. This increases the risk of users becoming targets for phishing scams and other malicious activities. The leak makes it easier for scammers to send fake emails aimed at stealing passwords, digital assets, or personal information.

Recommendations for Users

SlowMist experts advise users affected by the breach to take precautions. It is crucial to create strong, unique passwords, use password managers for secure storage, and enable two-factor authentication (2FA), preferably using authenticator apps.

This data breach emphasizes the need for enhanced security measures to protect cryptocurrency platform users from phishing attacks and other threats.

Tier I

Sector: #18291

Sealed Hiding Place Room

Resource Cache

Resource Cache

Tier I

Requires 25% Tier Progress to Claim
Meme Cache

Meme Cache

Tier I

Requires 50% Tier Progress to Claim
Equipment Cache

Equipment Cache

Tier I

Requires 75% Tier Progress to Claim

After collecting, hiding places will be stored in your inventory and can be opened with Keys.

Other news

China Launches Investigation into AI Labs for Data Misuse

China has launched an investigation into AI labs DeepSeek and Moonshot AI for allegedly routing sensitive user data to Anthropics servers.

user avatarNguyen Van Long

Lion Group Holding Adds HYPE Tokens to Corporate Treasury

Lion Group Holding has disclosed a corporate treasury position of approximately 195,000 HYPE tokens, marking a significant move in corporate crypto asset holdings.

user avatarSatoshi Nakamura

Zcash ETP Gains Traction Amidst Market Surge

Zcash has seen a remarkable price increase this year, with gains exceeding 2,700%, fueled by the launch of the Zcash exchange-traded product (ETP) by 21Shares, providing a regulated way for investors to gain exposure to Zcash.

user avatarJesper Sørensen

21Shares Launches Europe's First Zcash ETP

21Shares has launched the first Zcash ETP in Europe, available on Euronext Paris and Amsterdam, with a 25% management fee.

user avatarRajesh Kumar

Valour Introduces AI-Driven Smart Crypto Fund SP

Valour has launched the Smart Crypto Fund SP, featuring an AI-driven allocation engine that dynamically adjusts exposure among major digital assets.

user avatarLucas Weissmann

US Spot Bitcoin ETFs Experience Nearly $1 Billion Inflows

On September 21, US spot Bitcoin ETFs recorded nearly $1 billion in net inflows, marking the largest single-session total of 2026.

user avatarEmily Carter

Important disclaimer: The information presented on the Dapp.Expert portal is intended solely for informational purposes and does not constitute an investment recommendation or a guide to action in the field of cryptocurrencies. The Dapp.Expert team is not responsible for any potential losses or missed profits associated with the use of materials published on the site. Before making investment decisions in cryptocurrencies, we recommend consulting a qualified financial advisor.