KeyManager (Javadocs [I2P+ 2.13.0+]

java.lang.Object
- net.i2p.router.KeyManager

```
public class KeyManager
extends Object
```
Manages all router cryptographic key pairs including persistent storage of router keys and in-memory management of LeaseSet keys for secure communications.

Field Summary

Fields
Modifier and Type	Field and Description
`static String`	`DEFAULT_KEYDIR` Default keydir
`static String`	`KEYFILE_PRIVATE_ENC` Path to the private enc key file
`static String`	`KEYFILE_PRIVATE_SIGNING` Path to the private signing key file
`static String`	`KEYFILE_PUBLIC_ENC` Path to the public enc key file
`static String`	`KEYFILE_PUBLIC_SIGNING` Path to the public signing key file
`static String`	`PROP_KEYDIR` Property key for keydir

Constructor Summary
Constructors
Constructor and Description
KeyManager(RouterContext context)

Constructors
Constructor and Description
`KeyManager(RouterContext context)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`LeaseSetKeys`	`getKeys(Destination dest)` Get the keys registered for a destination.
`LeaseSetKeys`	`getKeys(Hash dest)` Client session lease set keys.
`PrivateKey`	`getPrivateKey()` Router key
`PublicKey`	`getPublicKey()` Router key
`SigningPrivateKey`	`getSigningPrivateKey()` Router key
`SigningPublicKey`	`getSigningPublicKey()` Router key
`void`	`registerKeys(Destination dest, SigningPrivateKey leaseRevocationPrivateKey, List<PrivateKey> endpointDecryptionKeys)` Client with multiple keys
`void`	`registerKeys(Destination dest, SigningPrivateKey leaseRevocationPrivateKey, PrivateKey endpointDecryptionKey)` Client with a single key
`void`	`setKeys(PublicKey key1, PrivateKey key2, SigningPublicKey key3, SigningPrivateKey key4)` Configure the router's keys.
`LeaseSetKeys`	`unregisterKeys(Destination dest)` Unregister keys for a destination, removing them from memory.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - DEFAULT_KEYDIR
```
public static final String DEFAULT_KEYDIR
```
    Default keydir
    See Also:
    Constant Field Values
  - KEYFILE_PRIVATE_ENC
```
public static final String KEYFILE_PRIVATE_ENC
```
    Path to the private enc key file
    See Also:
    Constant Field Values
  - KEYFILE_PRIVATE_SIGNING
```
public static final String KEYFILE_PRIVATE_SIGNING
```
    Path to the private signing key file
    See Also:
    Constant Field Values
  - KEYFILE_PUBLIC_ENC
```
public static final String KEYFILE_PUBLIC_ENC
```
    Path to the public enc key file
    See Also:
    Constant Field Values
  - KEYFILE_PUBLIC_SIGNING
```
public static final String KEYFILE_PUBLIC_SIGNING
```
    Path to the public signing key file
    See Also:
    Constant Field Values
  - PROP_KEYDIR
```
public static final String PROP_KEYDIR
```
    Property key for keydir
    See Also:
    Constant Field Values
- Constructor Detail
  - KeyManager
```
public KeyManager(RouterContext context)
```
- Method Detail
  - getKeys
```
public LeaseSetKeys getKeys(Destination dest)
```
    Get the keys registered for a destination.
    Parameters:
    dest - the destination to look up
    Returns:
    the LeaseSetKeys for the destination, or null if not found
  - getKeys
```
public LeaseSetKeys getKeys(Hash dest)
```
    Client session lease set keys.
  - getPrivateKey
```
public PrivateKey getPrivateKey()
```
    Router key
    Returns:
    will be null on error or before startup() or setKeys() is called
  - getPublicKey
```
public PublicKey getPublicKey()
```
    Router key
    Returns:
    will be null on error or before startup() or setKeys() is called
  - getSigningPrivateKey
```
public SigningPrivateKey getSigningPrivateKey()
```
    Router key
    Returns:
    will be null on error or before startup() or setKeys() is called
  - getSigningPublicKey
```
public SigningPublicKey getSigningPublicKey()
```
    Router key
    Returns:
    will be null on error or before startup() or setKeys() is called
  - registerKeys
```
public void registerKeys(Destination dest,
                         SigningPrivateKey leaseRevocationPrivateKey,
                         List<PrivateKey> endpointDecryptionKeys)
```
    Client with multiple keys
    Parameters:
    leaseRevocationPrivateKey - unused, may be null
  - registerKeys
```
public void registerKeys(Destination dest,
                         SigningPrivateKey leaseRevocationPrivateKey,
                         PrivateKey endpointDecryptionKey)
```
    Client with a single key
    Parameters:
    leaseRevocationPrivateKey - unused, may be null
  - setKeys
```
public void setKeys(PublicKey key1,
                    PrivateKey key2,
                    SigningPublicKey key3,
                    SigningPrivateKey key4)
```
    Configure the router's keys.
  - unregisterKeys
```
public LeaseSetKeys unregisterKeys(Destination dest)
```
    Unregister keys for a destination, removing them from memory. Does not delete backup files from disk.
    Parameters:
    dest - the destination whose keys should be unregistered
    Returns:
    the LeaseSetKeys that were removed, or null if not found

Class KeyManager

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

DEFAULT_KEYDIR

KEYFILE_PRIVATE_ENC

KEYFILE_PRIVATE_SIGNING

KEYFILE_PUBLIC_ENC

KEYFILE_PUBLIC_SIGNING

PROP_KEYDIR

Constructor Detail

KeyManager

Method Detail

getKeys

getKeys

getPrivateKey

getPublicKey

getSigningPrivateKey

getSigningPublicKey

registerKeys

registerKeys

setKeys

unregisterKeys