AI Security Insights for Startups
Explore CYBNODE AI security research, threat intelligence, and insights written by our analysts.
100+
Published ArticlesAnalyses sur la sécurité de l'IA
AI bias testing: what it is and why it's becoming a procurement question
Until recently, bias in AI systems was mostly a conversation for researchers and ethicists. That has changed quickly. I…
Lire l’articleSecurity diligence at Series A vs seed: what actually changes
Founders raising a seed round rarely think about security diligence at all, and for good reason, because most seed inve…
Lire l’articleThe security bar Y Combinator and top accelerators expect
Founders researching this topic are usually looking for one thing, a checklist of security requirements Y Combinator ha…
Lire l’articleSelf-hosting an open source LLM: the security trade-offs nobody mentions
Self-hosting an open source model is having a real moment. Llama, Mistral, Qwen and others have closed much of the gap…
Lire l’articleAPI security for AI products: rate limiting, auth, and abuse prevention
Most security content about AI products focuses on the model itself, prompt injection, data handling, the things that a…
Lire l’articleWhat is a pentest scope document and how to write one
If you have ever commissioned a penetration test, you have probably been handed a blank page and asked to define the sc…
Lire l’articleCloud misconfiguration in AI startups: the S3 buckets and IAM mistakes that expose data
Most security conversations with AI startups jump straight to the exotic risks, prompt injection, model manipulation, a…
Lire l’articleWhat is SSO and why enterprise buyers require it before they'll sign
Somewhere in your first serious enterprise deal, a question arrives that catches a lot of founders off guard. Do you su…
Lire l’articleCyber insurance for AI startups: what it covers and what it doesn't
Most startups buy cyber insurance, tick the box, and assume they are covered if something goes wrong with their AI prod…
Lire l’articleSecurity questions investors ask AI startups before they invest
Most conversations about AI security focus on enterprise buyers, and for good reason, since that is where security most…
Lire l’articleAI red teaming: what it is and how it differs from a normal pentest
If you have started researching security testing for your AI product, you have likely run into two terms that sound sim…
Lire l’articleModel theft and IP protection: can someone steal your fine-tuned model
You have spent months and a meaningful amount of compute fine-tuning a model on your proprietary data, your domain expe…
Lire l’articleData poisoning explained: how training data becomes an attack surface
Most AI security conversations focus on what happens when someone attacks your model while it is running, things like p…
Lire l’articleRAG security: how retrieval augmented generation gets attacked
Retrieval augmented generation, usually shortened to RAG, has become the standard way to give an AI product access to y…
Lire l’articleAI bill of materials: the emerging standard for knowing what's inside your AI stack
If you have not heard the term AI Bill of Materials yet, you will soon. It is moving quickly from a niche security conc…
Lire l’articleDo you need a fractional CISO, a security consultant, or a compliance platform
At some point, usually right around your first serious enterprise conversation, you realise you need help with security…
Lire l’articleHow to assess whether OpenAI, Anthropic, or AWS themselves are secure enough for your product
Most security content is written from one side of the table. It tells you how to prove your own product is secure enoug…
Lire l’article10 reasons AI startups fail enterprise security reviews
Enterprise security reviews follow a pattern. The demo goes well, the buyer is interested, and then the deal quietly st…
Lire l’articleMCP security: the risks of the Model Context Protocol nobody's talking about yet
If your AI product uses the Model Context Protocol, or MCP, to connect your agents to tools and data sources, there is…
Lire l’articleAI security glossary: 30 terms every founder should know before an enterprise review
Enterprise security reviews come packed with terminology that nobody explains before you need it. Founders often encoun…
Lire l’articleWhat is a security.txt file and does your AI startup need one
If you have never heard of a security.txt file, you are not alone, and yet it is one of the smallest, cheapest pieces o…
Lire l’articleSub-processors explained: what they are and why enterprise buyers ask for your list
Somewhere in an enterprise security review, you will almost certainly be asked for your list of sub-processors. If you…
Lire l’articleCAIQ vs SIG: the two vendor questionnaire formats and how to handle each
If you have started receiving security questionnaires from enterprise buyers, you have probably noticed that they are n…
Lire l’articleData residency for AI products: where does your data actually go
An enterprise buyer asks you a question that sounds simple. Where is our data actually processed and stored? For a trad…
Lire l’articleWhat is a Service Level Agreement (SLA) and what should an AI startup actually commit to
Somewhere in your first enterprise contract, alongside the Master Services Agreement, you will likely be asked to agree…
Lire l’articleWhat is a Master Services Agreement (MSA) and what to check in the security clauses
At some point in your first serious enterprise deal, someone from the buyer's legal team will send over a Master Servic…
Lire l’articleHardcoded secrets in AI applications: the most common mistake that kills enterprise deals
Ask any experienced security reviewer what they check first when assessing an AI product, and hardcoded secrets will be…
Lire l’articlePrompt injection attacks in production AI: what actually happens and how to prevent it
Search prompt injection and you will find hundreds of articles explaining what it is in the abstract. An attacker craft…
Lire l’articleAI agent threat modelling: how to map attack surfaces before enterprise procurement asks
Most AI startups discover their attack surface the hard way, when an enterprise buyer's security team maps it for them…
Lire l’articleHow to prevent PII leaking into your LLM API calls (a practical guide for AI startups)
Every AI startup building on a hosted model has the same quiet problem. On every API call, your product sends data to a…
Lire l’articleHow to secure a LangChain agent before your first enterprise demo
You have built a LangChain agent, it works, and an enterprise prospect wants a demo. Before you put it in front of a bu…
Lire l’articleAI security tools for startups compared. Mindgard, Noma, Giskard, and CYBNODE.
If you are an AI startup searching for an AI security tool, you have probably come across names like Mindgard, Noma, an…
Lire l’articleHow to choose an AI security firm and the questions to ask before you hire?
If you are a startup selling to enterprise and you have decided you need outside help with AI security, the next proble…
Lire l’articleWe keep losing enterprise deals over security questionnaires. Who can help?
If you are losing enterprise deals at the security questionnaire stage, you have probably moved past wondering why it i…
Lire l’articleVector database security: what enterprise buyers check in Pinecone, Weaviate, and PostgreSQL
If you are building a RAG system or any AI product with memory, you have chosen a vector database, probably Pinecone, W…
Lire l’articleAI security consultant UK: the complete guide for AI startup founders
If you are an AI startup founder anywhere in the UK and you have realised that security is becoming the thing standing…
Lire l’articleLangGraph vs AutoGen vs CrewAI: which is most secure for enterprise AI products
If you are choosing an agent framework for an AI product you intend to sell to enterprise, you have probably read the s…
Lire l’articleVanta vs Drata: What compliance platforms do and where CYBNODE fits
If you are an AI startup researching how to get through enterprise security and compliance, you will quickly run into V…
Lire l’articleHow to get ISO 42001 certified as an AI startup (and whether you need it)
There is a new certification that enterprise buyers are starting to ask AI companies about, and most founders have bare…
Lire l’articleEU AI Act high-risk classification: Does your AI startup qualify and What does it mean?
The single most important question under the EU AI Act is not what the law says in general. It is whether your specific…
Lire l’articleDoes your AI startup need a Data Processing Agreement with OpenAI, Anthropic, and Google?
It is a question that tends to arrive late at night, often the evening before a big enterprise demo, when a founder sud…
Lire l’articleGDPR and the OpenAI API: what UK AI startups actually need to do
If you are a UK AI startup sending data to the OpenAI API, you have probably asked yourself whether you are GDPR compli…
Lire l’articleSOC 2 vs ISO 27001 for AI startups: Which do you actually need first?
Every AI startup that starts selling to larger customers eventually hits the same fork in the road. A buyer asks for a…
Lire l’articleEU AI Act compliance for UK startups: A practical guide with no legal jargon
Search the EU AI Act and you will find page after page written by law firms. It is thorough, it is accurate, and it is…
Lire l’articleISO 27001 for AI startups: what's different, what it costs, and how long it takes (UK 2026)
If you are an AI startup researching ISO 27001, you will find no shortage of guides telling you what it costs and how l…
Lire l’articleWhy AI startups lose enterprise deals (it's not the product)
The product was good. That is the part nobody tells you. When an AI startup loses its first big enterprise deal, the fo…
Lire l’articleEnterprise security questionnaire template for AI startups (Pre-Filled)
Every AI startup selling to enterprise eventually faces the same document. A security questionnaire, often dozens of qu…
Lire l’articleHow to answer an enterprise security questionnaire for an AI startup (with examples)
Most guides on answering enterprise security questionnaires give you the same generic advice. Be honest, be thorough, u…
Lire l’articleI just received an enterprise security questionnaire. What do I do now?
You just received an enterprise security questionnaire. There are dozens of questions, a deadline that feels impossibly…
Lire l’articleHow to pass an enterprise security review as an AI startup
If you are an AI startup approaching your first serious enterprise customer, there is one moment that will decide wheth…
Lire l’articleHow much does SOC 2 cost for a UK startup in 2026?
If you are a UK startup founder researching SOC 2, one of your first questions is almost certainly how much it will cos…
Lire l’articleDo UK startups need to comply with the EU AI Act?
It is one of the most common questions UK founders ask about AI regulation, and one of the most misunderstood. Brexit t…
Lire l’articleCompliance platforms vs AI security: What Vanta and Drata do, and What they don't
If you are a startup founder looking into compliance, you have almost certainly come across Vanta and Drata. They are t…
Lire l’articleSOC 2 Consultant London: Getting your startup audit-ready
If you are a startup founder in London searching for a SOC 2 consultant, there is a good chance an enterprise customer…
Lire l’articleAI Security Consultant London: What they do, When you need one, and How to choose
If you are building an AI product and searching for an AI security consultant in London, you are likely at one of two m…
Lire l’articleWho actually decides whether you win an enterprise deal? Inside the procurement approval workflow.
Most AI founders think of an enterprise buyer as a single person. The reality is very different, and misunderstanding i…
Lire l’articleDPA explained: what a Data Processing Agreement is and why your AI product needs one with OpenAI
If you are building an AI product that sends any customer data to a model provider such as OpenAI, Anthropic, or Google…
Lire l’articleHIPAA for AI founders: What it is, Who needs it, and What it does not cover
If you are building an AI product and you want to sell it to healthcare organisations in the United States, there is on…
Lire l’articleWhat is prompt injection, and why it matters for your AI product
If you are building an AI product, there is one vulnerability that enterprise security teams will almost always test fo…
Lire l’article3 Reasons Why Startups Need SOC 2
If you are building a startup and selling to other businesses, the phrase SOC 2 has probably started appearing in your…
Lire l’articleWhat SOC 2 doesn't tell you about your AI Product's Security
If you are selling an AI product to enterprise clients, you have almost certainly run into compliance. A larger custome…
Lire l’articleWhy every AI startup needs a security page on its website
By the time an enterprise buyer sends you a security questionnaire, the clock is already against you. You have days to…
Lire l’articleGDPR for AI Founders: What it means for Your Product and Your Security
Almost every founder building an AI product will tell you their product is GDPR compliant. Far fewer can explain exactl…
Lire l’articleISO 27001 for Founders: What it is, Why it matters, and Whether you need it
If you are selling an AI product to enterprise clients in the UK or Europe, one certification comes up again and again…
Lire l’articleSOC 2 for AI founders: What it is, The two types, and Whether you need it
If you are selling an AI product to enterprise clients, especially in the United States, there is one certification you…
Lire l’articlePenetration Testing for AI Startups: What it is, Why buyers ask for it, and When you need one
At some point in your journey towards selling to enterprise clients, you will be asked a question that catches many fou…
Lire l’articleISO 42001 for Founders: What it is, Why it matters, and Whether you need it
If you are building an AI product and selling to enterprise clients, there is a good chance a new acronym has started a…
Lire l’articleWhat the Claude Fable 5 launch tells us about the future of AI security
On 9 June 2026, Anthropic released Claude Fable 5, described as the most capable model the company has ever made genera…
Lire l’articleSecurity at the idea stage: what to decide before you write a line of code
Most advice about AI security assumes you already have a product. Real code, real users, a real architecture to audit.…
Lire l’articleCyber Essentials for UK founders: What it is, Why it matters, and Whether you need it
If you are building a startup in the UK and selling to other businesses, you will eventually run into Cyber Essentials.…
Lire l’articleWhy AI startups lose enterprise deals at the security stage (and how to prevent it)
There is a particular kind of disappointment that founders of AI startups know well. You have spent months building som…
Lire l’articleThe 5 layers of an AI product and where each one gets attacked
When most people think about securing an AI product, they think about the model. They worry about whether the AI will s…
Lire l’articleEU AI Act compliance for startups: what you actually need to do in 2026
If you are building an AI product in 2026, there is a good chance you have heard of the EU AI Act and quietly hoped it…
Lire l’articleWhat an enterprise security questionnaire actually asks AI startups (and how to answer it)
You have built something good. The demo went well, the client is enthusiastic, and the deal feels close. Then an email…
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