Qubic Blockchain Halted After $1.4M Token Hack
Qubic's layer-1 blockchain was suspended after an exploit led to the theft of $1.4 million worth of QU tokens.
Qubic's layer-1 blockchain was suspended after an exploit led to the theft of $1.4 million worth of QU tokens. Solana (SOL) is trading at $105.77. This is an original TLT brief based on reporting by Crypto.news, with live market data added, as of Mon, 19 Oct 2026 07:30:04 UTC.
The incident highlights vulnerabilities in Qubic's wallet security and raises concerns about the platform's ability to protect user assets, potentially impacting investor confidence and the broader DeFi ecosystem.
- Qubic blockchain halted after $1.4M QU token theft from 1,400+ accounts.
- Attack exploited a wallet security flaw in Qubic's layer-1 blockchain.
- Stolen tokens worth $1.4M have been frozen to prevent further loss.
Qubic, a layer-1 blockchain platform, has temporarily suspended its operations following a significant security breach. An attacker exploited a vulnerability in the platform's wallet system to steal approximately 2.94 trillion QU tokens, equivalent to $1.4 million, from more than 1,400 user accounts. This information comes from an official statement released by the Qubic core team on October 18.
The stolen tokens have been frozen by the Qubic team to prevent the attacker from liquidating the assets. This action aims to mitigate the impact of the breach and protect the remaining user funds. The incident has raised concerns about the security measures in place on the Qubic blockchain and the broader implications for decentralized finance (DeFi) platforms.
While the Qubic hack is the primary focus, it's worth noting that 
Solana, another blockchain platform, has seen significant growth in its ecosystem. According to Coinfomania, Solana now has 1.4 million active addresses, indicating a surge in interest and participation. This milestone underscores the increasing adoption of blockchain technology and the competitive landscape within the sector.
The broader crypto market remains in a state of growth, with the total market cap currently at $2.83 trillion. 
Bitcoin has seen a 24-hour increase of 1.27%, contributing to a market sentiment of 'Greed' as indicated by the Fear & Greed Index at 59. Solana's native token, SOL, is also performing well, with a 24-hour increase of 1.97% and a current price of $105.67, despite a 7-day decline of 6.60%.
The Qubic hack serves as a reminder of the security challenges faced by blockchain platforms. As the industry continues to evolve, ensuring robust security measures will be crucial to maintaining user trust and facilitating further adoption. Investors and users should monitor the situation closely and consider the potential risks associated with emerging blockchain technologies.
Since this brief published about 2 hours ago, Solana (SOL) has moved from $105.67 to $105.77 — +0.09%.
The chart plots SOL's price: grey is the move before this brief published, the vertical dashed line marks the moment it published, the horizontal dashed line is the price then, and the coloured area is the move since — from TLT's market data (daily resolution). It shows what happened after the news, not that the news caused it; many factors move prices. Not financial advice.
At today's peer-to-peer rate, 1 SOL ≈ ₦144,051.34 (about $105.77), up 2.4% over 24 hours. The naira itself trades about 2.3% above the official rate on the P2P market, so a Nigerian buyer's effective cost differs from the headline dollar price.
Live market data
Current prices for the asset in this story — live, source-stamped, updated every 15 minutes.
Figures and sectors in this story, checked live against on-chain aggregators · October 19, 2026.
TLT reads these figures directly from on-chain aggregators (DeFiLlama, mempool.space) at build time — independent of what any outlet reported. Sector totals aggregate every protocol DeFiLlama tracks in that category. Values are live and will change.
Qubic Blockchain Halted After $1.4M Token Hack — questions & answers
How much was stolen in the Qubic hack?
Approximately 2.94 trillion QU tokens, valued at $1.4 million, were stolen.
What actions has Qubic taken in response to the hack?
Qubic has halted its blockchain and frozen the stolen tokens to prevent further loss.
How does this hack impact the broader crypto market?
The hack raises concerns about security in the DeFi space but has not significantly impacted the overall market, which remains in a growth phase.
How much is 1 Solana worth in naira today?
About ₦144,051.34 at the live peer-to-peer (P2P) USDT rate, which is what Nigerians typically trade at — equivalent to roughly $105.77. The naira price moves with both SOL's US-dollar price and the USDT/NGN rate; use our Solana in naira page for any amount.
Has Solana's price moved since this brief was published?
SOL is up 0.09% since this brief first published — trading at $105.77 now versus $105.67 at publication. TLT re-checks this figure against CoinGecko and Binance every 15 minutes.
Which outlets reported this story?
This is an original TLT brief that synthesises reporting from Crypto.news. It is not a copy of any one article — follow the source links above for the original reporting.
Original summary — not financial advice. This is an original TLT brief that summarises a development reported elsewhere and adds live market data for context; it is not the original article and reproduces no part of it. Follow the source link above for full details. Crypto is volatile and high-risk — always do your own research.