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Antino Backdoor Uses Outlook and OneDrive for C2 in China-Nexus Espionage Campaign

Government and policy organizations across Asia have become the target of a new campaign orchestrated by a China-nexus threat actor. The activity, which has targeted government and policy organizations in Taiwan, India, the Philippines, Cambodia, Pakistan, Thailand, and Myanmar, involves the deployment of a previously undocumented backdoor codenamed Antino. Cisco Talos is tracking the cluster

Antino Backdoor Uses Outlook and OneDrive for C2 in China-Nexus Espionage Campaign

We haven't written up this one. The Hacker News has the full story — the link below goes straight to it.

Read the original at thehackernews.com →

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Optimistic vs Pessimistic Locking: Handling Race Conditions in High-Contention Databases

Imagine an inventory table for an e-commerce flash sale: Item: Nintendo Switch (Stock: 1) Two customers (Alice and Bob) click "Buy Now" at the exact same millisecond.

  • Optimistic vs Pessimistic Locking addresses race conditions in high-traffic databases.
  • Pessimistic locking locks database rows to prevent conflicts but can block many users.
  • Optimistic locking assumes conflicts are rare, using version numbers for updates.

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