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At ISBE, businesses and administrations can develop use cases to simplify processes, ensure digital trust and accelerate technological innovation.",[],{"_key":552,"_type":166,"children":553,"markDefs":565,"style":197},"18e8754ca8b4",[554,558,562],{"_key":555,"_type":170,"marks":556,"text":557},"1fbab708a8170",[],"Moreover, thanks to the fact that it is open source, publicly licensed infrastructure, that it includes regulatory compliance in its design, and to the large amount of resources it offers, ",{"_key":559,"_type":170,"marks":560,"text":561},"b257613e6f33",[544],"ISBE promotes collaboration between entities and boosts Spain's technological leadership",{"_key":563,"_type":170,"marks":564,"text":190},"3ef3890c9964",[],[],{"ogdescription":567,"ogimage":5,"ogtitle":568},"With ISBE, companies and public administrations can deploy their own nodes to develop identity, traceability, automation or sustainability.","Blockchain Technology Applications | ISBE","ISBE blockchain applications","Types of applications offered by the ISBE network","Discover some of the use cases that will be rolled out on ISBE",{"_id":573,"_translations":574,"_updatedAt":581,"application":582,"author":587,"category":5,"content":603,"featuredImage":856,"publishedAt":887,"relatedPosts":5,"seo":888,"slug":894,"title":895,"videoBanner":22,"videoBannerDescription":5,"videoBannerTitle":5,"youtubeVideo":5},"6ee8063f-d110-4353-bb64-08fade8469cc",[575,578],{"_key":374,"slug":576},{"_type":380,"current":577},"half-a-stack-lo-que-el-argumento-a-favor-de-las-redes-no-permisionadas-toma-prestado-y-deja-atras-de-internet",{"_key":242,"slug":579},{"_type":380,"current":580},"half-a-stack","2026-09-22T14:24:26Z",{"_id":583,"slug":584,"title":586},"3d6624b1-5f12-4776-b2c0-3ea974d6c8b2",{"_type":380,"current":585},"tokenizacion","Tokenización",{"_createdAt":588,"_id":589,"_rev":590,"_type":591,"_updatedAt":592,"company":243,"image":593,"role":598,"socials":599,"title":602},"2025-10-07T12:21:52Z","8a3772a5-49ab-4732-ac56-45679c40ef16","zB55bFxmzEEkCuJfSQYhXw","autor","2026-02-02T10:29:52Z",{"_type":594,"asset":595},"image",{"_ref":596,"_type":597},"image-7eaf38a7e6a41be189e625db14a5452af0e548f1-400x400-jpg","reference","Redacción",{"facebook":600,"linkedin":601,"twitter":248},"https://www.facebook.com/profile.php?id=61575938825743","https://www.linkedin.com/company/107310370/admin/dashboard/","Redacción ISBE",[604,624,632,640,648,656,664,672,681,689,697,705,713,721,729,737,745,753,761,769,777,785,793,801,809,817,825,833,841,849],{"_key":605,"_type":166,"children":606,"markDefs":621,"style":197},"c6febdcfc91f",[607,612,617],{"_key":608,"_type":170,"marks":609,"text":611},"52ebcadaf108",[610,544],"em","By ",{"_key":613,"_type":170,"marks":614,"text":616},"f5d8bdb4af33",[615,610,544],"861c8327a578","Miguel Angel Calero",{"_key":618,"_type":170,"marks":619,"text":620},"5148152576e0",[610,544],", executive director,  ISBE.",[622],{"_key":615,"_type":193,"externalUrl":5,"href":623,"internalLink":5,"isInternalLink":5,"title":5},"https://www.linkedin.com/in/miguelcalero/",{"_key":625,"_type":166,"children":626,"markDefs":631,"style":197},"04331aeea143",[627],{"_key":628,"_type":170,"marks":629,"text":630},"59f94d47b9ae",[],"",[],{"_key":633,"_type":166,"children":634,"markDefs":639,"style":197},"ac29861a9648",[635],{"_key":636,"_type":170,"marks":637,"text":638},"07f7f2d0afdc",[],"This week a16z crypto published 𝗕𝗮𝗻𝗸𝘀 𝗱𝗼𝗻'𝘁 𝗻𝗲𝗲𝗱 𝗰𝗹𝗼𝘀𝗲𝗱 𝗯𝗹𝗼𝗰𝗸𝗰𝗵𝗮𝗶𝗻𝘀. 𝗦𝗼 𝘄𝗵𝘆 𝗱𝗼 𝘁𝗵𝗲𝘆 𝗸𝗲𝗲𝗽 𝗰𝗵𝗼𝗼𝘀𝗶𝗻𝗴 𝘁𝗵𝗲𝗺?, by Rebecca Rettig, adapted from a paper she wrote with Omid Malekan and Michael Mosier: 𝗧𝗵𝗲 𝗖𝗼𝗺𝗽𝗮𝘁𝗶𝗯𝗶𝗹𝗶𝘁𝘆 𝗼𝗳 𝗣𝗲𝗿𝗺𝗶𝘀𝘀𝗶𝗼𝗻𝗹𝗲𝘀𝘀 𝗡𝗲𝘁𝘄𝗼𝗿𝗸𝘀 𝗮𝗻𝗱 𝗙𝗶𝗻𝗮𝗻𝗰𝗶𝗮𝗹 𝗜𝗻𝘁𝗲𝗴𝗿𝗶𝘁𝘆: 𝗔 𝗣𝗿𝗮𝗰𝘁𝗶𝗰𝗮𝗹 𝗚𝘂𝗶𝗱𝗲 𝗳𝗼𝗿 𝗙𝗶𝗻𝗮𝗻𝗰𝗶𝗮𝗹 𝗜𝗻𝘀𝘁𝗶𝘁𝘂𝘁𝗶𝗼𝗻𝘀. It argues that regulated financial institutions can build on permissionless networks while meeting their financial integrity obligations. It is a serious piece of work, and Mosier's record at FinCEN and OFAC gives it standing. Whether its AML and sanctions analysis holds is not what I want to discuss.",[],{"_key":641,"_type":166,"children":642,"markDefs":647,"style":197},"5db63411f0fb",[643],{"_key":644,"_type":170,"marks":645,"text":646},"d8c8fc2bf32b",[],"I want to discuss one sentence, because everything else rests on it.",[],{"_key":649,"_type":166,"children":650,"markDefs":655,"style":197},"8dca82c90291",[651],{"_key":652,"_type":170,"marks":653,"text":654},"a68ea0212142",[],"\"𝘗𝘦𝘳𝘮𝘪𝘴𝘴𝘪𝘰𝘯𝘭𝘦𝘴𝘴 𝘣𝘭𝘰𝘤𝘬𝘤𝘩𝘢𝘪𝘯 𝘯𝘦𝘵𝘸𝘰𝘳𝘬𝘴 𝘢𝘳𝘦 𝘥𝘪𝘴𝘵𝘳𝘪𝘣𝘶𝘵𝘦𝘥 𝘥𝘪𝘨𝘪𝘵𝘢𝘭 𝘥𝘢𝘵𝘢𝘣𝘢𝘴𝘦𝘴 𝘵𝘩𝘢𝘵 𝘳𝘦𝘤𝘰𝘳𝘥 𝘵𝘳𝘢𝘯𝘴𝘢𝘤𝘵𝘪𝘰𝘯𝘴 𝘢𝘤𝘳𝘰𝘴𝘴 𝘮𝘢𝘯𝘺 𝘤𝘰𝘮𝘱𝘶𝘵𝘦𝘳𝘴 𝘴𝘪𝘮𝘶𝘭𝘵𝘢𝘯𝘦𝘰𝘶𝘴𝘭𝘺 𝘢𝘤𝘤𝘰𝘳𝘥𝘪𝘯𝘨 𝘵𝘰 𝘵𝘩𝘦 𝘳𝘶𝘭𝘦𝘴 𝘰𝘧 𝘢 𝘱𝘳𝘦𝘴𝘦𝘵 𝘴𝘰𝘧𝘵𝘸𝘢𝘳𝘦 𝘱𝘳𝘰𝘵𝘰𝘤𝘰𝘭. 𝘐𝘯 𝘵𝘩𝘪𝘴 𝘳𝘦𝘴𝘱𝘦𝘤𝘵, 𝘵𝘩𝘦𝘺 𝘳𝘦𝘴𝘦𝘮𝘣𝘭𝘦 𝘵𝘩𝘦 𝘤𝘰𝘮𝘮𝘶𝘯𝘪𝘤𝘢𝘵𝘪𝘰𝘯𝘴 𝘱𝘳𝘰𝘵𝘰𝘤𝘰𝘭𝘴 (𝘦.𝘨., 𝘛𝘊𝘗/𝘐𝘗) 𝘵𝘩𝘢𝘵 𝘶𝘯𝘥𝘦𝘳𝘱𝘪𝘯 𝘵𝘩𝘦 𝘪𝘯𝘵𝘦𝘳𝘯𝘦𝘵.\"",[],{"_key":657,"_type":166,"children":658,"markDefs":663,"style":197},"4509a6727bc1",[659],{"_key":660,"_type":170,"marks":661,"text":662},"5412b193e265",[],"If that resemblance holds, the rest follows. Transport layers are not held responsible for what moves across them. The obligations sit with whoever operates above. The paper says so explicitly, and it is the same argument circulating far beyond finance: permissionless networks are the internet of value, and infrastructure regulation does not reach infrastructure this neutral.",[],{"_key":665,"_type":166,"children":666,"markDefs":671,"style":197},"c14e051b552e",[667],{"_key":668,"_type":170,"marks":669,"text":670},"7e28f895b03e",[],"The analogy is worth taking seriously. More seriously, in fact, than the paper takes it.",[],{"_key":673,"_type":166,"children":674,"markDefs":679,"style":680},"43b9f8be7bb1",[675],{"_key":676,"_type":170,"marks":677,"text":678},"48b998b49653",[],"𝗧𝗵𝗲 𝗶𝗻𝘁𝗲𝗿𝗻𝗲𝘁 𝗶𝘀 𝗻𝗼𝘁 𝗧𝗖𝗣/𝗜𝗣",[],"h2",{"_key":682,"_type":166,"children":683,"markDefs":688,"style":197},"077968db030e",[684],{"_key":685,"_type":170,"marks":686,"text":687},"b17e5bfa7f80",[],"TCP/IP is a transport layer. It carries packets and forgets them. A router does not read the payload, and that is precisely why holding it responsible makes no sense: it neither knows nor determines what it carries.",[],{"_key":690,"_type":166,"children":691,"markDefs":696,"style":197},"70a05c9cd38f",[692],{"_key":693,"_type":170,"marks":694,"text":695},"de8d8eb416d9",[],"But nobody does anything consequential on TCP/IP. You do not sign a contract on a transport layer. You do not log into your bank on one.",[],{"_key":698,"_type":166,"children":699,"markDefs":704,"style":197},"ec96b700c040",[700],{"_key":701,"_type":170,"marks":702,"text":703},"b87b6610f959",[],"What makes those things possible is a second layer the analogy skips. Above neutral transport sits a layer of identifiable, accountable authorities: DNS, and above all the public key infrastructure. When you open your bank's website, what protects you is not that IP is indifferent to your packets. It is that a Certification Authority vouched for that identity, is auditable, and can revoke it. In Europe, qualified CAs operate under eIDAS with defined liability. Somebody answers.",[],{"_key":706,"_type":166,"children":707,"markDefs":712,"style":197},"3f3cea278886",[708],{"_key":709,"_type":170,"marks":710,"text":711},"fa7ef44ea121",[],"That layer is hierarchical, identified, revocable and regulated. It is the structural opposite of permissionlessness. And it is the layer that turned a neutral transport network into infrastructure people could rely on.",[],{"_key":714,"_type":166,"children":715,"markDefs":720,"style":197},"ce6ccd11cb43",[716],{"_key":717,"_type":170,"marks":718,"text":719},"93e1a4c65cbd",[],"The internet solved trust not by being neutral, but by adding accountable authorities on top of neutrality.",[],{"_key":722,"_type":166,"children":723,"markDefs":728,"style":680},"b1caafa78912",[724],{"_key":725,"_type":170,"marks":726,"text":727},"2cfb8fd8f8f2",[],"𝗪𝗵𝗮𝘁 𝘄𝗮𝘀 𝗰𝗼𝗽𝗶𝗲𝗱, 𝗮𝗻𝗱 𝘄𝗵𝗮𝘁 𝘄𝗮𝘀 𝗱𝗿𝗼𝗽𝗽𝗲𝗱",[],{"_key":730,"_type":166,"children":731,"markDefs":736,"style":197},"8e87ce6e4256",[732],{"_key":733,"_type":170,"marks":734,"text":735},"384da9218ee7",[],"Permissionless networks took the first half of that architecture and left the second. Neutral base layer, no trust layer. No issuer of identity who answers for it. No revocation. Nobody to ask.",[],{"_key":738,"_type":166,"children":739,"markDefs":744,"style":197},"df3c20854f3d",[740],{"_key":741,"_type":170,"marks":742,"text":743},"62a2453e7a9f",[],"Which is why the claim \"we are like the internet\" reads to me as the opposite of what it intends. If the analogy holds, permissionless networks have implemented half a stack, and it is the half that does not make trust enforceable.",[],{"_key":746,"_type":166,"children":747,"markDefs":752,"style":197},"1d937a45f7f4",[748],{"_key":749,"_type":170,"marks":750,"text":751},"3564d8ecc39a",[],"There is a second thing the sentence does. It defines the object as a database that records, then compares it to a protocol that transports. Transport forgets; a record keeps. A router that mishandles a packet causes a retransmission. A ledger that accepts a bad entry keeps it, and keeps it authoritative, until somebody with the standing to act corrects it. Where nobody holds that standing, the error is permanent by design. Which brings us to the question the paper never asks.",[],{"_key":754,"_type":166,"children":755,"markDefs":760,"style":680},"491dac798cab",[756],{"_key":757,"_type":170,"marks":758,"text":759},"b2eafe4aa37e",[],"𝗧𝗵𝗲 𝗾𝘂𝗲𝘀𝘁𝗶𝗼𝗻 𝗻𝗼𝗯𝗼𝗱𝘆 𝗮𝘀𝗸𝗲𝗱",[],{"_key":762,"_type":166,"children":763,"markDefs":768,"style":197},"fd0495f022d9",[764],{"_key":765,"_type":170,"marks":766,"text":767},"93d1a0bf24a3",[],"The paper answers whether an institution can manage financial integrity on a permissionless network. That is one regulatory domain, and it is the one the authors know best. There is another that never appears, and it is the one that decides whether infrastructure can be depended on at all: who is accountable for the security of the infrastructure itself.",[],{"_key":770,"_type":166,"children":771,"markDefs":776,"style":197},"0c375e9b9a5d",[772],{"_key":773,"_type":170,"marks":774,"text":775},"5bdb7d7dfa05",[],"The paper analyses transaction integrity: screening, provenance, monitoring. It does not ask who answers for the base layer those transactions settle on. When a failure occurs there rather than in the transaction, a bank's screening program is irrelevant, because the problem is not on its layer. Resilience is not the same as accountability. A network can stay up indefinitely and still have nobody obliged to answer for its integrity.",[],{"_key":778,"_type":166,"children":779,"markDefs":784,"style":197},"dcfc62552f8c",[780],{"_key":781,"_type":170,"marks":782,"text":783},"ebbd847dd15c",[],"The clearest case is the supply chain. The paper's own framework requires third-party risk management — due diligence, contractual protections, monitoring, exit planning — and applies it to node providers, staking providers, custody technology vendors and analytics firms. Every supplier around the network, that is, except the one that settles the transaction. The validator set is the supplier of settlement, and it is pseudonymous, open to join, and different for every block. The framework does ask for network-level diligence, but what it can measure is shape: client diversity, stake distribution, finality characteristics. Those are statistical properties of a population, not knowledge of a counterparty. You cannot run due diligence on a supplier you cannot identify, you cannot contract with one, and you cannot write an exit plan for one you never onboarded.",[],{"_key":786,"_type":166,"children":787,"markDefs":792,"style":197},"c364c38f4967",[788],{"_key":789,"_type":170,"marks":790,"text":791},"f8e4cfcb37d8",[],"The same gap shows up in incident response. A regulated institution has to report a significant incident within hours, to a named authority, and is expected to know whom to call at each of its critical suppliers. On a permissionless base layer nobody is under a duty to notify anyone. When something goes wrong at that layer, an institution finds out the way everyone else does: from the public post-mortem of whoever chooses to write one.",[],{"_key":794,"_type":166,"children":795,"markDefs":800,"style":197},"39173f7117d0",[796],{"_key":797,"_type":170,"marks":798,"text":799},"c594d0eba068",[],"Concentration is the same problem in different clothes. The paper points to the October 2025 AWS outage, during which major base layers kept producing blocks while centralised services went down, and the point is fair — that day the distributed system was the resilient one. But knowing whether that still holds tomorrow requires knowing how many validators sit in the same region, on the same cloud, behind the same hosting provider. That is precisely what pseudonymity withholds. The concentration risk is not absent. It is unmeasurable.",[],{"_key":802,"_type":166,"children":803,"markDefs":808,"style":197},"89b932d912b2",[804],{"_key":805,"_type":170,"marks":806,"text":807},"633e102a1425",[],"Europe has written parts of this down — NIS2 makes supply chain security a direct obligation, and DORA requires a register of critical ICT third-party providers with an exit strategy for each — but the principle is not regional. An institution that calls something critical infrastructure is expected to be able to name who runs it.",[],{"_key":810,"_type":166,"children":811,"markDefs":816,"style":680},"7cc7a49e3ec7",[812],{"_key":813,"_type":170,"marks":814,"text":815},"35d8427decc3",[],"𝗧𝗵𝗲 𝗰𝗼𝗻𝗰𝗲𝘀𝘀𝗶𝗼𝗻 𝗮𝗹𝗿𝗲𝗮𝗱𝘆 𝗶𝗻 𝘁𝗵𝗲 𝘁𝗲𝘅𝘁",[],{"_key":818,"_type":166,"children":819,"markDefs":824,"style":197},"db8dd8ccbf4f",[820],{"_key":821,"_type":170,"marks":822,"text":823},"2e36c4d13c22",[],"What that omission asks for is the one thing credible neutrality is designed to exclude: an actor able to intervene and obliged to answer.",[],{"_key":826,"_type":166,"children":827,"markDefs":832,"style":197},"fdcdc28568e5",[828],{"_key":829,"_type":170,"marks":830,"text":831},"eca85f078bee",[],"The paper's own framework reintroduces exactly that actor where the stakes are highest. Its closing section notes that the GENIUS Act requires stablecoin issuers to hold the technical capability to freeze, to burn, and to execute lawful orders. For money, pure neutrality was not deemed sufficient. Somebody has to be able to act.",[],{"_key":834,"_type":166,"children":835,"markDefs":840,"style":197},"3487767d03e1",[836],{"_key":837,"_type":170,"marks":838,"text":839},"a726d9e8a6de",[],"The question is only where that somebody sits. Placing them inside each application works for a private issuer. It does not work for the layer beneath every application — the one carrying identity, public records and sovereign money. You cannot have a kill switch in each app and none in the layer that holds them all up.",[],{"_key":842,"_type":166,"children":843,"markDefs":848,"style":197},"8132234f7b73",[844],{"_key":845,"_type":170,"marks":846,"text":847},"243a83e4c269",[],"Take the internet analogy seriously and it does not describe a network without authorities. It describes one that learned to add them. That is the half of the stack we are building at ISBE.",[],{"_key":850,"_type":166,"children":851,"markDefs":855,"style":197},"449bd7422f82",[852],{"_key":853,"_type":170,"marks":854,"text":630},"5d494b99d1eb",[],[],{"asset":857,"crop":5,"hotspot":5},{"altText":5,"metadata":858,"originalFilename":885,"url":886},{"_type":14,"blurHash":859,"dimensions":860,"hasAlpha":22,"isOpaque":21,"lqip":864,"palette":865,"thumbHash":884},"VaP#,E_D.9tOEfU]nhozj]W;oHV[n%juayafj[s:bEW.",{"_type":17,"aspectRatio":861,"height":862,"width":863},1.6476267095736121,1243,2048,"data:image/jpeg;base64,/9j/2wBDAAYEBQYFBAYGBQYHBwYIChAKCgkJChQODwwQFxQYGBcUFhYaHSUfGhsjHBYWICwgIyYnKSopGR8tMC0oMCUoKSj/2wBDAQcHBwoIChMKChMoGhYaKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCj/wAARCAAMABQDASIAAhEBAxEB/8QAFgABAQEAAAAAAAAAAAAAAAAABgcA/8QAIRAAAgICAQQDAAAAAAAAAAAAAQIAAwQRBQYSIlExQVL/xAAWAQEBAQAAAAAAAAAAAAAAAAAFAQL/xAAaEQACAwEBAAAAAAAAAAAAAAAAAQIDEQQx/9oADAMBAAIRAxEAPwC4dQ8aluNaH2qlTsj6ElPTPCJh3ZdiWu5Zz2htjx9y7Z9KXY1qOPFlIOoH4vjKArXMXexd1qWPwomOeCT0Tr6pLEHxQ3ozRUMWr8zR1Wxzwrven//Z",{"_type":25,"darkMuted":866,"darkVibrant":869,"dominant":871,"lightMuted":874,"lightVibrant":877,"muted":878,"vibrant":881},{"_type":27,"background":867,"foreground":29,"population":868,"title":29},"#824852",0.18,{"_type":27,"background":870,"foreground":29,"population":99,"title":29},"#5e2657",{"_type":27,"background":872,"foreground":37,"population":873,"title":29},"#ec9ea0",5.69,{"_type":27,"background":875,"foreground":37,"population":876,"title":29},"#d8a7d6",5.36,{"_type":27,"background":872,"foreground":37,"population":873,"title":29},{"_type":27,"background":879,"foreground":29,"population":880,"title":29},"#ab7388",0.42,{"_type":27,"background":882,"foreground":37,"population":883,"title":29},"#d08bc7",4.61,"MFgKJIb8SKdyiYd3iIZfmjn3iA==","Fotos Artículos 2 (4).jpg","https://cdn.sanity.io/images/rko2ugo5/i18n/93d0919c4f25575b99d2c9fbbe0b86584963c7ea-2048x1243.jpg","2026-09-22T14:08:00.000Z",{"ogdescription":889,"ogimage":890,"ogtitle":893},"Why the analogy between permissionless blockchain and the internet leaves out the layer of accountable authorities that makes digital trust possible.",{"asset":891},{"url":892},"https://cdn.sanity.io/images/rko2ugo5/i18n/6004216a8899561ec19706bf59f80621983ca88c-1357x347.png","Half a Stack: what's missing from permissionless networks",{"_type":380,"current":580},"Half a Stack: What the case for permissionless networks borrows from the internet, and what it leaves behind",1790087118689]