authentication sessions and authorization

... CHAPTER PRIVILEGE AND AUTHORIZATION User VS Application Logins The topics covered in this chapter relate to various privilege and authorization scenarios handled within SQL Server itself ... as the owner of the table ALTER AUTHORIZATION ON JaviersData TO Javier; GO 106 CHAPTER PRIVILEGE AND AUTHORIZATION As a final note on schemas, there is also a command that can be used to move objects ... supported in future versions of SQL Server, and recommends usage of the EXECUTE AS command instead The EXECUTE AS command can be used by any user, and access to impersonate a given user or server...

Ngày tải lên: 05/10/2013, 08:48

... video authentication Video authentication solutions can be roughly classified into signature-based authentication, watermarking-based authentication, and signature and watermarking based authentication ... lossless authentication and lossy authentication; According to their robustness to acceptable manipulations, authentication solutions could be divided into fragile authentication and semi-fragile authentication ... watermarking-based authentication solutions following lossless authentication, fragile authentication, semi-fragile authentication and multipurpose watermarking based authentication a Lossless authentication...

Ngày tải lên: 16/09/2015, 17:12

... Registrar (AR) and Access Control Server (ACS) The RADIUS protocol carries authentication, authorization and configuration information between a NAS and a RADIUS authentication server Requests and responses ... IOS AAA client resides on a router or network access server (NAS) and can locally perform all authentication, authorization, and accounting functions This model does not scale because there can ... benefits: • Increased flexibility and control • Scalability • Standardized authentication methods (RADIUS, Terminal Access Controller Access Control System Plus [TACACS+], and Kerberos) The Cisco IOS...

Ngày tải lên: 15/03/2014, 16:20

... auxiliary, and console login, exec, and enable commands Packet (interface mode) Dial-up and VPN access including asynchronous and ISDN (BRI and PRI) ppp and network commands © 2012 Cisco and/ or its ... only.” • As with authentication, AAA authorization is configured by defining a “named” list of authorization methods, and then applying that list to various interfaces © 2012 Cisco and/ or its affiliates ... protocols TACACS and XTACACS – RADIUS • Remote Authentication Dial-In User Service © 2012 Cisco and/ or its affiliates All rights reserved 21 Implementing Local AAA Authentication © 2012 Cisco and/ or its...

Ngày tải lên: 12/10/2015, 02:46

... both the serial and the FastEthernet interfaces up? _ Step Suspend the current Telnet session a Enter Ctrl+Shift+6 followed by the x key This only suspends the session and returns to ... suspended Telnet session, type disconnect and press Enter Upon completion of the previous steps, logoff by typing exit Turn the router off 2-4 CCNA 2: Routers and Routing Basics v 3.0 - Lab 4.2.3 ... privileged EXEC mode, enter the command reload Router(config)#reload The responding line prompt will be: System configuration has been modified Save? [yes/no]: Type n and then press Enter The responding...

Ngày tải lên: 11/12/2013, 14:15

... both the Serial and the FastEthernet interfaces up? _ Step Suspend the current Telnet session a Enter Ctrl Shift followed by the x key This only suspends the session and returns to ... suspended telnet session, type disconnect and press Enter Upon completion of the previous steps, logoff by typing exit Turn the router off 2-4 CCNA 2: Routers and Routing Basics v 3.0 - Lab 4.2 Copyright ... privileged exec mode enter the command reload Router(config)#reload The responding line prompt will be: System configuration has been modified Save? [yes/no]: Type n and then Enter The responding...

Ngày tải lên: 11/12/2013, 14:15

... another command prompt Step Start a fourth Telnet session to router by opening another command prompt Step 10 Check the number of sessions on the host a Open another command prompt on the host and type ... available for the netstat command? c Now type netstat –n d How many open sessions are there? _ e What are the open sessions? ... 11 Check the number of sessions on the Router a At the privileged EXEC mode type show tcp b How many open sessions are there? _ c What are the open sessions? ...

Ngày tải lên: 11/12/2013, 14:15

... Step Check the number of sessions on the host a Open a command prompt on the host and type netstat /? at the DOS prompt b What options are available for the netstat command? ... Step Check the number of sessions on the Router a At the privileged exec mode type show tcp b How many open sessions are there? _ c What are the open sessions? ... _ d What are the port numbers on the sessions? e Why can both sessions use port 23? 2-4 CCNA 2: Routers and Routing Basics v 3.0 - Lab 10.2.5 Copyright...

Ngày tải lên: 11/12/2013, 14:15

... configuration for every lab that you Capture files can be valuable as you review configuration features and prepare for certification exams Reflection Could the capture techniques be useful if a member...

Ngày tải lên: 21/12/2013, 19:15

... configuration for every lab that you Capture files can be valuable as you review configuration features and prepare for certification exams Reflection Could the capture techniques be useful if a member...

Ngày tải lên: 21/12/2013, 19:15

... trademarks of their respective owners Appendix D: Authentication in CHAP, MS-CHAP, and MS-CHAP v2 CHAP Challenge Handshake Authentication Protocol (CHAP) authentication is an exchange of three messages: ... client's encrypted response, and the user's password The remote access client verifies the authentication response and, if it is correct, uses the connection If the authentication response is not ... session ID and an arbitrary challenge string The remote access client returns a CHAP Response message containing the user name in plain text and a hash of the challenge string, session ID, and the...

Ngày tải lên: 18/01/2014, 05:20

... update-source lo0 command instructs the router to use interface loopback for TCP connections This command is typically used in all IBGP configurations Without this command, BGP routers can use ... additional commands on ISP1A: ISP1A(config)#router bgp 200 ISP1A(config-router)#neighbor 10.2.2.2 next-hop-self After you issue these commands, reset BGP operation on ISP1A by entering the command clear ... you must also enter the following command on the ISP1A router: ISP1A(config)#router bgp 200 ISP1A(config-router)#no synchronization The no synchronization command permits BGP to advertise networks...

Ngày tải lên: 18/01/2014, 05:20

... the coordination and cooperation of public and private stakeholders in developing and enhancing the nation’s medical and public health preparedness Members include representatives and leaders from ... local, state, and federal governments; leaders of health professional and business associations; and other stakeholders and key decision makers The Preparedness Forum has a long-standing interest ... for Disease Control and Prevention (CDC) and others within the Department of Health and Human Services (HHS), as well as state and local health departments, the private sector, and others The workshop...

Ngày tải lên: 16/02/2014, 20:20

... institutionalized quality- and safety-oriented marketing authorization procedures entrusted to the Food and Drug Administration (FDA) These controls were tightened and extended to efficacy standards by the ... assessment and evaluation in this domain are shaped by scientifically and technically oriented deliberations, and also taking into account that the setting and implementing of common product standards ... an attempt to standardize regulatory assessments and evaluations in order to assure that equivalent national regulatory procedures and decisions were in place The thalidomide scandal actually...

Ngày tải lên: 18/02/2014, 07:20

... Aceite de la Comunitat Valenciana Aceite de Madrid Andalucía Andalucía Andalucía Andalucía Andalucía Andalucía Andalucía Andalucía Andalucía Andalucía Andalucía Extremadura Extremadura Castilla-La ... related to the aroma and flavor, such as hydrocarbons, alcohols, aldehydes, esters, phenols, terpenes and furan derivates (Boskou 1996; Morales and Aparicio 1999 and 2003; Reiners and Grosch 1998) ... Matrices and MLR Models 9.5 Prediction of OFA Concentration in VOOs Using FTIR and MLR 9.5.1 Description of FTIR Spectra and Construction of Data Matrices and...

Ngày tải lên: 07/03/2014, 21:20

... (Identification): Người dùng cung cấp danh định (identity) Xác thực (Authentication) : Người dùng chứng minh danh định Ủy quyền (Authorization) : Xác định quyền mà người dùng có Trường Đại Học Bách ... (Identification): Người dùng cung cấp danh định (identity) Xác thực (Authentication) : Người dùng chứng minh danh định Ủy quyền (Authorization) : Xác định quyền mà người dùng có Trường Đại Học Bách ... n n Nhận dạng khuôn mặt (Facial recognition) Quét tròng mắt (iris scanners) Hình học bàn tay (hand geometry) Nhận dạng vân tay (fingerprint) Trường Đại Học Bách Khoa Tp.HCM Khoa Khoa Học Kỹ Thuật...

Ngày tải lên: 10/03/2014, 00:20

... field Fq , and G ∈ E Fq a point of order n and Registration server RS picks up an secret key (s1,s2) with si ∈ Zn i=1,2 and computes public key Z = -s1P1-s2P2 and transfers public key Z to authentication ... by cleverly incorporating authentication techniques as RFID tags and readers exchange messages Such attacks as denial of service and counterfeiting can be combated if authentication is successful ... server RS 4.2 Registration phase Mutual authentication between RFID tag and reader By using the ECDLP, we propose a mutual authentication between a RFID tag and a reader This scheme involves four...

Ngày tải lên: 14/03/2014, 10:20

... of data and transactions) Henric Johnson Approaches to Message Authentication • Authentication Using Conventional Encryption – Only the sender and receiver should share a key • Message Authentication ... without Message Encryption – An authentication tag is generated and appended to each message • Message Authentication Code – Calculate the MAC as a function of the message and the key MAC = F(K, M) ... Message Authentication • Secure Hash Functions and HMAC • Public-Key Cryptography Principles • Public-Key Cryptography Algorithms • Digital Signatures • Key Management Henric Johnson Authentication...

Ngày tải lên: 29/03/2014, 16:20

... Determining What Kind of Random Numbers to Use Using a Generic API for Randomness and Entropy Using the Standard Unix Randomness Infrastructure Using the Standard Windows Randomness Infrastructure ... RestrictedSidCount, PSID _AND_ ATTRIBUTES SidsToRestrict, PHANDLE NewTokenHandle); These functions have the following arguments: ExistingTokenHandle Handle to an existing token An existing token handle can be ... are otherwise invalid Chapter 11, Random Numbers, describes how to get secure random data and turn such data into an efficient and secure stream of pseudo-random numbers Chapter 12, Anti-Tampering,...

Ngày tải lên: 30/03/2014, 03:20

... (1) Mutual authentication: Mutual authentication between mobile users and NCC is an essential requirement, while many authentication schemes in the literature only provide unilateral authentication, ... Due to limited resources, on one hand, complex computations will fail in the hand-held device of a mobile user and, on the other hand, frequent computations and updates might cause NCC to become ... proposed authentication phase, we assume that LEO and NCC already established secure communication channel based on ordinal cryptographic techniques such as SSL protocol and TLS protocol [25] The authentication...

Ngày tải lên: 21/06/2014, 00:20