When you access price data on-chain, you think you're simply reading a number. But in reality, you're accessing the fluctuations, emotions, and unpredictable extreme market conditions of the entire external world. Recently, many protocols have crashed during extreme market conditions, attributed to "oracle feed failures." However, the truth is often that the oracle relays the true market state, but the protocol itself wasn't prepared to handle that "truth." Today, we confront a question most developers are reluctant to discuss: When the market itself loses its rationality, can your code be the last line of defense? 1. Market Integrity Risk: The "Madness" Oracles Can't Bear for You The data provided by APRO is essentially a mirror of market conditions. If a small cryptocurrency experiences a sudden 1000% price surge on a DEX, APRO nodes will report this price accurately—even if it's generated by a single, illiquid transaction manipulated by a whale. This is called "market integrity risk": Oracles are responsible for relaying the truth, but not for judging rationality. If the protocol lacks price fluctuation thresholds, delayed confirmation mechanisms, and multi-source comparison logic, a single market manipulation could directly destroy your contract. Remember: Oracles are messengers, not your risk controllers. 2. Code Risk: Your defenses may be inherently vulnerable. Even if the data is 100% accurate, if your integration code has: * Lack of validation for extreme values; * Inappropriate update frequency settings; * Lack of emergency pause mechanisms; * Reliance on unaudited third-party libraries then the weakest link in the data security chain is precisely the logic you wrote yourself. This is why APRO explicitly states in its documentation: "Developers are solely responsible for monitoring and mitigating any potential application code risks." This is not to shirk responsibility, but to remind you: In the decentralized world, the ultimate safety guarantor is yourself. 3. What does APRO do? What doesn't it do? What it does: Ensures data is not tampered with during transmission from source to chain and reflects broad market consensus as much as possible. What it doesn't do: Judges for you whether a price is "reasonable" or should be used as the basis for liquidating users. It provides verified market facts, not processed investment advice. This difference determines whether your protocol operates robustly or is vulnerable to black swan events. 4. A Smart Developer's Three-Layer Defense Strategy Data Layer: Use multi-source aggregated data similar to APRO, but set confidence intervals and delayed confirmation. Logic Layer: Add time-weighted checks and secondary verification before critical operations (such as liquidation). Emergency Layer: Deploy a community governance-triggered emergency shutdown mechanism, leaving room for human intervention. Good developers don't complain about data; they prepare for every possibility of data. So, what is the ultimate responsibility of oracles? Perhaps not providing "absolutely safe data," but clearly defining the boundaries of security— telling the ecosystem: where I'll protect you, where you must navigate on your own. What APRO does in this statement is precisely this: not exaggerating its capabilities, not avoiding risks, returning the responsibility of risk control to those who should bear it most—you who wrote the code, and the users who choose to use the protocol. Finally, a question for you to ponder: If tomorrow, a major asset is suspended from trading in traditional markets, but on-chain derivatives are still trading and experiencing wild price fluctuations— would your protocol liquidate positions that shouldn't have been liquidated? Your answer might be the ultimate reason why users choose or leave you in the next cycle. @APRO-Oracle $AT {spot}(ATUSDT) #APRO #APRO