A friend got hacked on a small exchange the day before yesterday, and his money was gone just like that. When he was venting to me, only three words popped into my head: custody, separation, resilience. 1) Let’s talk about custody first: who can move your money I specifically looked into how the platform @multibank_io handles custody. To put it simply, it’s not “one person with one private key transferring funds at will,” but more like a puzzle—multiple people, multiple keys, all required to move the money together. Large withdrawals need approval, have limits, and follow processes. It might seem troublesome, but it’s actually locking things down for you. This is what’s shown in the diagram as “MPC Custody”: locking funds in a multi-party managed safe, building a solid foundation first. 2) Separate your funds: don’t put everything in one pocket Many shady platforms lump user funds, proprietary funds, and operational funds all together. It might look fine on the surface, but when something goes wrong, everything collapses at once. The proper approach is to separate different funds using “pipes”: One pipe for users, one pipe for proprietary funds, one pipe for risk control—keeping them from mixing. Transfers might be slower and require a few extra steps, but when something goes wrong, it won’t all go down together. This is “Flow Isolation”: fund flow separation, with rules clearly defining whose money goes where. 3) The hardest part: can they hold up when things go south This last point is actually the most critical: Extreme market conditions, liquidity suddenly drying up, the person on night duty at 3 AM getting sleepy—can the system still hold up? Mature platforms repeatedly simulate worst-case scenarios: What happens if liquidity is pulled? What happens if routing fails? What happens if hedging breaks down? Constant “drills” and parameter adjustments. Users don’t see this part, but when a crash really happens, the difference becomes clear. This is “Stress Modelling”: thinking through all sorts of chaotic situations in advance and practicing how to handle them. When I choose an exchange now, I look at three things: How they manage funds, how they separate funds, and how they handle crises. To sum up the diagram and that one sentence: Custody is the shield, isolation is daily hygiene, and stress testing determines survival. Everything else—airdrops, fees, etc.—comes after these. #Crypto #Trading #Security