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When implementing the Proof Key for Code Exchange (PKCE) extension with the S256 challenge method, authorization servers must verify that the submitted code_verifier matches the previously stored code_challenge. While RFC 7636 recommends a code_verifier length of 43 to 128 characters using unreserved characters, many client libraries accept shorter values, a
Administrators want Redis to reject TLS connections when the client certificate does not match the hostname used to reach the server, ensuring that a certificate issued for one service cannot be reused for another. Currently, with tls-auth-clients set to yes, Redis validates the certificate chain and expiration but relies on the underlying OpenSSL library to
I've written a custom jail and filter in fail2ban for logging into my service. The log file is located in /var/log/motion/motion.log and a failed login generates a line like this: [0:ml1] [ALR] [STR] [Nov 02 11:42:59] handle_basic_auth: motion-stream - failed auth attempt from <ip> My jail in /etc/fail2ban/jail.local looks like this: [motion-auth] enab
This original scenario reflects a general problem seen on Microsoft Q&A: the sole authorized tenant administrator loses access to the configured authentication method, and no other administrator can help. An employee suggests creating a new Microsoft account with a similar email address. Would that provide tenant authority?
Determine the conditions under which a TeX engine permits the \\input primitive to read files outside the intended directory, taking into account engine‑specific security primitives and default settings. Behavior varies across pdfTeX, XeTeX, and LuaTeX; flags such as shell_escape, -no-shell-escape, and luaos.execute controls may enable or restrict access, an
Dart handles strings as immutable objects, which presents a specific challenge when implementing least-privilege authentication flows. When sensitive data like OAuth2 tokens or JWTs are retrieved from secure storage and processed, the objects remain in the heap until the garbage collector decides to reclaim the memory. Because the language does not provide a
I want to analyze my Debian 9 server's network workload to detect some possible network overloads. The main metrics I need to analyze are: CPS (connections per second) Throughput Is there a way to obtain these metrics from within Linux? I thought that CPS metric could be somehow obtained through conntrack NEW connections events but not sure that this would b
In Django Rest Framework, the security lifecycle executes check_permission on the view before invoking has_object_permission . While setting a global DEFAULT_PERMISSION_CLASSES like IsAuthenticated provides a baseline, complex scenarios arise when custom permission classes are implemented to handle object-level ownership. Specifically, if a custom permission
When integrating npm audit into a Continuous Integration (CI) pipeline, the goal is to block builds based on critical security risks while ignoring noise from low-impact vulnerabilities that do not affect the specific application runtime. The --audit-level flag is used to filter the reporting threshold. However, there is uncertainty regarding how the exit co
answered · 07 Mar 2022, 20:13 UTC
redis