A blockchain cannot see outside itself, so every protocol that needs a price, a rate or a risk parameter has to trust something that can. This category covers how that trust is structured.
The current article traces the move from plain price feeds to a unified risk layer with protocol-owned risk oracles. Oracle security also comes up throughout the DeFi and blockchain categories.
6 posts
On 25 August 2026 a 320,000 SY trade on Pendle liquidated 36M of Morpho loans. The mechanism from the code, and a replay that predicts the same 20 positions.
2026, Oct 11 —
When collateral loses value, a lending market sees only its oracle. How each oracle kind passes a shock on, and how to price liquidations, bad debt and drains.
2026, Oct 11 —
Two ways to price yield collateral on Morpho: Huma's PST exchange rate and Ojo's min(TWAP, linear) PT feed, with the failure each one allows.
2026, Oct 11 —
Hyperliquid's oracle is a stake-weighted median of validator medians, published every three seconds. Which price drives funding, margin and liquidation.
2026, Sep 02 —
Why DeFi needs a unified risk layer above the price oracle stack, how Aave evolved from governance to risk oracles, and how protocol-owned risk infrastructure prices Pendle PT tokens.
2026, Jul 02 —
This article presents the reasoning to build a blockchain oracle providing external information (e.g. price of an asset) to a smart contract.
2024, Apr 16 —
