{* ../../docs_src/security/tutorial001.py hl[10] *}

この依存関係は、*path operation function*のパラメーター`token`に代入される`str`を提供します。

**FastAPI**は、この依存関係を使用してOpenAPIスキーマ (および自動APIドキュメント) で「セキュリティスキーム」を定義できることを知っています。

/// info | 技術詳細

**FastAPI**は、`OAuth2PasswordBearer` クラス (依存関係で宣言されている) を使用してOpenAPIのセキュリティスキームを定義できることを知っています。これは`fastapi.security.oauth2.OAuth2`、`fastapi.security.base.SecurityBase`を継承しているからです。

    private byte[] preauthSalt;

    /**
     * Constructs an SMB2 negotiate request with the specified configuration and security mode.
     *
     * @param config the configuration for this request
     * @param securityMode the security mode flags for negotiation
     */
    public Smb2NegotiateRequest(final Configuration config, final int securityMode) {
        super(config, SMB2_NEGOTIATE);

import java.util.concurrent.atomic.AtomicLong;
import java.util.regex.Pattern;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.slf4j.MDC;

/**
 * Security audit logger for SMB operations.
 * Provides structured logging of security-relevant events with sensitive data masking.
 *
 * Features:
 * - Structured JSON logging
 * - Sensitive data masking
 * - Event categorization
 * - Performance metrics

import com.google.common.testing.NullPointerTester;
import java.security.Key;
import java.util.Arrays;
import javax.crypto.Mac;
import javax.crypto.SecretKey;
import javax.crypto.spec.SecretKeySpec;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;
import sun.security.jca.ProviderList;
import sun.security.jca.Providers;

/**
 * Tests for the MacHashFunction.
 *

 */
package jcifs.smb;

import java.io.IOException;
import java.security.Principal;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Locale;
import java.util.Objects;
import java.util.Set;

import javax.security.auth.Subject;
import javax.security.auth.kerberos.KerberosPrincipal;

import org.bouncycastle.asn1.ASN1ObjectIdentifier;

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package jcifs.internal.smb1.com;

import java.io.UnsupportedEncodingException;
import java.security.GeneralSecurityException;

import jcifs.CIFSContext;
import jcifs.Configuration;
import jcifs.RuntimeCIFSException;
import jcifs.SmbConstants;
import jcifs.internal.smb1.AndXServerMessageBlock;

        parse(token);
    }

    /**
     * Gets the context flags indicating security capabilities
     * @return the context flags
     */
    public int getContextFlags() {
        return this.contextFlags;
    }

    /**
     * Sets the context flags indicating security capabilities
     * @param contextFlags the context flags to set
     */

    // Not supported due to access checks on JDK 9+:
    // java.lang.reflect.InaccessibleObjectException: Unable to make member of class
    // sun.security.ssl.SSLSocketFactoryImpl accessible:  module java.base does not export
    // sun.security.ssl to unnamed module @xxx
    throw UnsupportedOperationException(
      "clientBuilder.sslSocketFactory(SSLSocketFactory) not supported on JDK 8 (>= 252) or JDK 9+",
    )
  }

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.survey

import java.security.Security
import okhttp3.Cache
import okhttp3.OkHttpClient
import okhttp3.survey.ssllabs.SslLabsClient
import okhttp3.survey.types.Client
import okhttp3.survey.types.SuiteId
import okio.FileSystem

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package okhttp3.tls

import java.security.KeyStoreException
import java.security.SecureRandom
import java.security.cert.X509Certificate
import java.util.Collections
import javax.net.ssl.HostnameVerifier
import javax.net.ssl.KeyManager
import javax.net.ssl.SSLContext