condition of this conclusion is idempotent: The existing data, redo Oplog will not repeat, the non-existent data redo Oplog can enter the database. So when the oplog is done to a certain point in time, the database reverts to the state at that point in time.Take a look at the options for Mongorestore. Options related to Oplog are --oplogreplay and --oploglimit. The first option, as the name implies, can replay the action in Oplog.bson. A second optio
Label:4.4 Stream-based and file-based recoveryLife is not always black or white; sometimes there are some shades of gray. For some scenarios, stream replication may be just right. In other cases, file-based replication and PITR are what you need. However, there are also many cases where you need both stream replication and file-based replication. One example: When you interrupt replication for a longer period of time, you may want to use the archive again to resynchronize (resync) slave instead
utils.sh# analog login, save Cookielogin () {username= "foo" passwd= " Bar "# Although unsure what to do with __hash__, take a look at hash_param= ' curl_ ' Http://www.6our.com/index.php/User/Index/login ' | Grep-oe "[0-9a-z]+\_[0-9a-z]+" | Tail-n 1 ' curl_-D "account=${username}password=${passwd}remember_me=1submit=__hash__= $hash _ Param "" Http://www.6our.com/index.php/User/Index/checkLogin "| grep "Login Successful" >>/dev/nullif [$-ne 0];thenlog "Login failed." Exit-1elselog "Login Success
directly routed to their destination using a special mechanism. However, when entry Direction Filtering exists, the mobile node can send the data packet to the hometown proxy through a tunnel. The source address of the tunnel is the transfer address of the mobile node.
Security of Mobile IPv6
Mobile IPv6 provides many security features. The protection includes binding update protection to home proxies and end nodes, mobile prefix discovery protection, and data packet transmission mechanism used
Wireless Security: bypassing a car rolling code of BYD
First, let's introduce the wireless key of the car key... most of the attacks based on the traditional car are basically replay attacks based on the car key.
Simply put, replay attacks. attackers must capture unused signals from the car key through the device while away from the car. then, the captured signal is sent out near the car to complete the att
rules that come with LoadRunner to create an association, enable association rules in [recording options]> [Internet Protocol]> [correlation] and select "enable correlation during recording". When recording scripts of these application systems, vugen automatically creates an association in the script. You can also add association rules in [recording options]> [Internet Protocol]> [correlation] to achieve automatic association.
If you need to play back the script, LoadRunner automatically detec
(translated from "Mesh Profile v1.0" 3.8 mesh security)Security ToolboxEncryption functionCMAC functionCCM FeaturesS1 Salt generation functionK1 Export Function (How to understand derivation? )K2 Network key export functionK3 Export functionK4 Export functionSerial numberSerial number, which is a 24bit value contained in the network layer PDU seq field. Mainly used to avoid replay attacks (replay attacks).E
The new generation of Oracle will add many exciting new features. The following describes some new features of oracle11g.1. Database Management· Database Replay)This feature can capture the load of the entire data and pass it to a test database created from the backup or standby database, and then replays the role of testing the system after optimization.· SQL replay (SQL
HTTPS Secure Communication Based on Nginx server and iOS9Introduction
In network communication, packet capture software can be used to analyze network requests and replay attacks. The replay attack solution generally uses a changed parameter, such as the RSA encrypted timestamp, however, considering the network transmission latency, the timestamp must have a certain error margin, so that it still cannot fun
implementation of AndroidFramework, when HardwareCanvas is drawn, the current GL context is bound to the framebuffer object of HardwareCanvas. Therefore, all GL commands in the GL callback function are actually operating the framebuffer object of HardwareCanvas.).
In the Android 4.4 system, when the View level is drawn, the update records and replay of the list are displayed on the UI thread. Accordingly, WebView. in onDraw event processing, the pa
: 1. The data is indeed sent by A; 2. The data has not been modified during the sending process.
Simple Description of common theft and attack scenariosThe most common method of application system authentication is user name and password authentication. If authentication information is sent to the server in plaintext mode, the hacker can easily intercept the user name and password on the route.To prevent attackers from intercepting the plaintext password, the simplest method is to encrypt the pa
password authentication.
In addition, the OSPF protocol also contains a non-descending serial number in its group. This serial number can be used to prevent replay attacks. A replay attack is a packet that has been received by the target host. by occupying the resources of the receiving system, the attacker can fool the system. Replay attacks are often used to a
non-descending serial number in its group. This serial number can be used to prevent replay attacks. A replay attack is a packet that has been received by the target host. by occupying the resources of the receiving system, the attacker can fool the system. Replay attacks are often used to attack identity authentication. Rep
Transport layer (TCP,UDP), so it is transparent to the application.(4) IPSec is transparent to the end user, there is no need to conduct security training for users, to assign a key to each user, or to remove the key when the user leaves the organization.6. Security services provided by IPSec(1) No connection integrity and access control.(2) Identification of the data source.(3) The group that rejects the replay.(4) confidentiality (encryption).(5) L
In general, we use Run-time settings to set think time (think times), to set playback scripts to ignore think times, or to set playback random think times.By default if you run a vuser script, the VUser uses the think time values that were recorded into the script during th E recording session. Vugen allows the recorded think time, ignore it, or use a value related to the recorded time:
Ignore think time. Ignore the recorded think Time-replay
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