}

    /**
     * Creates a digest (abbreviated summary) of document content.
     * Truncates and normalizes content to create a summary suitable for display.
     *
     * @param responseData the response data from crawling (not currently used)
     * @param content the content to create a digest from
     * @param dataMap additional data map (not currently used)

            }
        }
        // digest
        final String digest = getSingleNodeValue(document, getDigestXpath(fessConfig, xpathConfigMap), node -> node);
        if (StringUtil.isNotBlank(digest)) {
            putResultDataBody(dataMap, fessConfig.getIndexFieldDigest(), digest);
        } else {
            putResultDataBody(dataMap, fessConfig.getIndexFieldDigest(),

- Role-based query filtering via `RoleQueryHelper`
- Authentication: Local (UserService), LDAP, OIDC, SAML, SPNEGO, Entra ID
- Security features: AES encryption, SHA256 digest, LDAP injection prevention, password policy, rate limiting

## Naming Conventions

| Element | Convention | Example |
|---------|------------|---------|
| Classes | PascalCase | `UserService`, `FessBaseAction` |

index.field.content=content
# Field name for content minhash bits in the index.
index.field.content_minhash_bits=content_minhash_bits
# Field name for cache in the index.
index.field.cache=cache
# Field name for digest in the index.
index.field.digest=digest
# Field name for title in the index.
index.field.title=title
# Field name for host in the index.
index.field.host=host
# Field name for site in the index.
index.field.site=site

            public String getIndexFieldCreated() {
                return "created";
            }

            @Override
            public String getIndexFieldDigest() {
                return "digest";
            }

            @Override
            public String getIndexFieldThumbnail() {
                return "thumbnail";
            }

            @Override

    // ============================================================

    /** Basic authentication type identifier. */
    public static final String BASIC = "BASIC";

    /** Digest authentication type identifier. */
    public static final String DIGEST = "DIGEST";

    /** NTLM authentication type identifier. */
    public static final String NTLM = "NTLM";

    /** Form-based authentication type identifier. */

        if ("sha512".equalsIgnoreCase(digestAlgorithm)) {
            oneWay = OneWayCryptographer.createSha512Cryptographer();
        } else if ("md5".equalsIgnoreCase(digestAlgorithm)) {
            logger.warn("MD5 digest is deprecated due to its collision vulnerabilities. Please consider migrating to SHA-256. algorithm={}",
                    digestAlgorithm);
            oneWay = new OneWayCryptographer("MD5", OneWayCryptographer.ENCODING_UTF8);

            public String getIndexFieldCreated() {
                return "created";
            }

            @Override
            public String getIndexFieldDigest() {
                return "digest";
            }

            @Override
            public String getIndexFieldUrl() {
                return "url";
            }

            @Override

                    return "alerts,roles";

                case FessConfig.INDEX_FIELD_CACHE:
                    return "cache";
                case FessConfig.INDEX_FIELD_DIGEST:
                    return "digest";
                case FessConfig.INDEX_FIELD_HOST:
                    return "host";
                case FessConfig.INDEX_FIELD_SITE:
                    return "site";

     * The value is, e.g. 200 <br>
     * comment: Maximum length of file digest in documents.
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getCrawlerDocumentFileMaxDigestLength();

    /**
     * Get the value for the key 'crawler.document.file.max.digest.length' as {@link Integer}. <br>