diff --git a/.changeset/sharp-buses-wash.md b/.changeset/sharp-buses-wash.md
new file mode 100644
index 000000000..5ae5bf1c9
--- /dev/null
+++ b/.changeset/sharp-buses-wash.md
@@ -0,0 +1,5 @@
+---
+"@gitbook/react-openapi": minor
+---
+
+Fix OpenAPISecurities and code sample not using operation security requirements
diff --git a/packages/react-openapi/src/OpenAPICodeSample.tsx b/packages/react-openapi/src/OpenAPICodeSample.tsx
index cc21da1f3..6858ef4d4 100644
--- a/packages/react-openapi/src/OpenAPICodeSample.tsx
+++ b/packages/react-openapi/src/OpenAPICodeSample.tsx
@@ -11,7 +11,7 @@ import { generateMediaTypeExamples, generateSchemaExample } from './generateSche
 import { stringifyOpenAPI } from './stringifyOpenAPI';
 import type { OpenAPIOperationData } from './types';
 import { getDefaultServerURL } from './util/server';
-import { checkIsReference } from './utils';
+import { checkIsReference, extractOperationSecurityInfo } from './utils';
 
 const CUSTOM_CODE_SAMPLES_KEYS = ['x-custom-examples', 'x-code-samples', 'x-codeSamples'] as const;
 
@@ -106,7 +106,10 @@ function generateCodeSamples(props: {
         (searchParams.size ? `?${searchParams.toString()}` : '');
 
     const genericHeaders = {
-        ...getSecurityHeaders(data.securities),
+        ...getSecurityHeaders({
+            securityRequirement: data.operation.security,
+            securities: data.securities,
+        }),
         ...headersObject,
     };
 
@@ -278,51 +281,66 @@ function getCustomCodeSamples(props: {
     return customCodeSamples;
 }
 
-function getSecurityHeaders(securities: OpenAPIOperationData['securities']): {
+function getSecurityHeaders(args: {
+    securityRequirement: OpenAPIV3.OperationObject['security'];
+    securities: OpenAPIOperationData['securities'];
+}): {
     [key: string]: string;
 } {
-    const security = securities[0];
+    const { securityRequirement, securities } = args;
+    const operationSecurityInfo = extractOperationSecurityInfo({ securityRequirement, securities });
 
-    if (!security) {
+    if (operationSecurityInfo.length === 0) {
         return {};
     }
 
-    switch (security[1].type) {
-        case 'http': {
-            let scheme = security[1].scheme;
-            let format = security[1].bearerFormat ?? 'YOUR_SECRET_TOKEN';
+    const selectedSecurity = operationSecurityInfo.at(0);
 
-            if (scheme?.includes('bearer')) {
-                scheme = 'Bearer';
-            } else if (scheme?.includes('basic')) {
-                scheme = 'Basic';
-                format = 'username:password';
-            } else if (scheme?.includes('token')) {
-                scheme = 'Token';
+    if (!selectedSecurity) {
+        return {};
+    }
+
+    const headers: { [key: string]: string } = {};
+
+    for (const security of selectedSecurity.schemes) {
+        switch (security.type) {
+            case 'http': {
+                let scheme = security.scheme;
+                let format = security.bearerFormat ?? 'YOUR_SECRET_TOKEN';
+
+                if (scheme?.includes('bearer')) {
+                    scheme = 'Bearer';
+                } else if (scheme?.includes('basic')) {
+                    scheme = 'Basic';
+                    format = 'username:password';
+                } else if (scheme?.includes('token')) {
+                    scheme = 'Token';
+                }
+
+                headers.Authorization = `${scheme} ${format}`;
+                break;
             }
+            case 'apiKey': {
+                if (security.in !== 'header') {
+                    break;
+                }
 
-            return {
-                Authorization: `${scheme} ${format}`,
-            };
-        }
-        case 'apiKey': {
-            if (security[1].in !== 'header') return {};
+                const name = security.name ?? 'Authorization';
+                headers[name] = 'YOUR_API_KEY';
 
-            const name = security[1].name ?? 'Authorization';
-
-            return {
-                [name]: 'YOUR_API_KEY',
-            };
-        }
-        case 'oauth2': {
-            return {
-                Authorization: 'Bearer YOUR_OAUTH2_TOKEN',
-            };
-        }
-        default: {
-            return {};
+                break;
+            }
+            case 'oauth2': {
+                headers.Authorization = 'Bearer YOUR_OAUTH2_TOKEN';
+                break;
+            }
+            default: {
+                break;
+            }
         }
     }
+
+    return headers;
 }
 
 function validateHttpMethod(method: string): method is OpenAPIV3.HttpMethods {
diff --git a/packages/react-openapi/src/OpenAPISecurities.tsx b/packages/react-openapi/src/OpenAPISecurities.tsx
index 8b007ff3c..69aca699e 100644
--- a/packages/react-openapi/src/OpenAPISecurities.tsx
+++ b/packages/react-openapi/src/OpenAPISecurities.tsx
@@ -6,21 +6,24 @@ import { OpenAPISchemaName } from './OpenAPISchemaName';
 import type { OpenAPIClientContext } from './context';
 import { t } from './translate';
 import type { OpenAPIOperationData, OpenAPISecurityWithRequired } from './types';
-import { createStateKey, resolveDescription } from './utils';
+import { createStateKey, extractOperationSecurityInfo, resolveDescription } from './utils';
 
 /**
  * Present securities authorization that can be used for this operation.
  */
 export function OpenAPISecurities(props: {
+    securityRequirement: OpenAPIV3.OperationObject['security'];
     securities: OpenAPIOperationData['securities'];
     context: OpenAPIClientContext;
 }) {
-    const { securities, context } = props;
+    const { securityRequirement, securities, context } = props;
 
-    if (securities.length === 0) {
+    if (!securities || securities.length === 0) {
         return null;
     }
 
+    const tabsData = extractOperationSecurityInfo({ securityRequirement, securities });
+
     return (
         <InteractiveSection
             header={t(context.translation, 'authorizations')}
@@ -30,27 +33,31 @@ export function OpenAPISecurities(props: {
             toggleIcon={context.icons.chevronRight}
             selectIcon={context.icons.chevronDown}
             className="openapi-securities"
-            tabs={securities.map(([key, security]) => {
-                const description = resolveDescription(security);
-                return {
-                    key: key,
-                    label: key,
-                    body: (
-                        <div className="openapi-schema">
-                            <div className="openapi-schema-presentation">
-                                {getLabelForType(security, context)}
-
-                                {description ? (
-                                    <Markdown
-                                        source={description}
-                                        className="openapi-securities-description"
-                                    />
-                                ) : null}
-                            </div>
-                        </div>
-                    ),
-                };
-            })}
+            tabs={tabsData.map(({ key, label, schemes }) => ({
+                key,
+                label,
+                body: (
+                    <div className="openapi-schema">
+                        {schemes.map((security, index) => {
+                            const description = resolveDescription(security);
+                            return (
+                                <div
+                                    key={`${key}-${index}`}
+                                    className="openapi-schema-presentation"
+                                >
+                                    {getLabelForType(security, context)}
+                                    {description ? (
+                                        <Markdown
+                                            source={description}
+                                            className="openapi-securities-description"
+                                        />
+                                    ) : null}
+                                </div>
+                            );
+                        })}
+                    </div>
+                ),
+            }))}
         />
     );
 }
diff --git a/packages/react-openapi/src/OpenAPISpec.tsx b/packages/react-openapi/src/OpenAPISpec.tsx
index 1144c83ba..0facdd5ea 100644
--- a/packages/react-openapi/src/OpenAPISpec.tsx
+++ b/packages/react-openapi/src/OpenAPISpec.tsx
@@ -26,7 +26,12 @@ export function OpenAPISpec(props: {
     return (
         <>
             {securities.length > 0 ? (
-                <OpenAPISecurities key="securities" securities={securities} context={context} />
+                <OpenAPISecurities
+                    key="securities"
+                    securityRequirement={operation.security}
+                    securities={securities}
+                    context={context}
+                />
             ) : null}
 
             {parameterGroups.map((group) => {
diff --git a/packages/react-openapi/src/utils.ts b/packages/react-openapi/src/utils.ts
index 55539a07b..6ad2128eb 100644
--- a/packages/react-openapi/src/utils.ts
+++ b/packages/react-openapi/src/utils.ts
@@ -2,6 +2,7 @@ import type { AnyObject, OpenAPIV3, OpenAPIV3_1 } from '@gitbook/openapi-parser'
 import type { OpenAPIUniversalContext } from './context';
 import { stringifyOpenAPI } from './stringifyOpenAPI';
 import { tString } from './translate';
+import type { OpenAPIOperationData, OpenAPISecurityWithRequired } from './types';
 
 export function checkIsReference(input: unknown): input is OpenAPIV3.ReferenceObject {
     return typeof input === 'object' && !!input && '$ref' in input;
@@ -253,3 +254,41 @@ export function getSchemaTitle(schema: OpenAPIV3.SchemaObject): string {
 
     return type;
 }
+
+export type OperationSecurityInfo = {
+    key: string;
+    label: string;
+    schemes: OpenAPISecurityWithRequired[];
+};
+
+/**
+ * Extract security information for an operation based on its security requirements and the spec security schemes.
+ */
+export function extractOperationSecurityInfo(args: {
+    securityRequirement: OpenAPIV3.OperationObject['security'];
+    securities: OpenAPIOperationData['securities'];
+}): OperationSecurityInfo[] {
+    const { securityRequirement, securities } = args;
+    const securitiesMap = new Map(securities);
+
+    // When no security requirement include every schemes
+    if (!securityRequirement || securityRequirement.length === 0) {
+        return securities.map(([key, security]) => ({
+            key,
+            label: key,
+            schemes: [security],
+        }));
+    }
+
+    return securityRequirement.map((requirement, idx) => {
+        const schemeKeys = Object.keys(requirement);
+
+        return {
+            key: `security-${idx}`,
+            label: schemeKeys.join(' & '),
+            schemes: schemeKeys
+                .map((schemeKey) => securitiesMap.get(schemeKey))
+                .filter((s) => s !== undefined),
+        };
+    });
+}