APT攻击主题的文章列表，还有APT攻击的技术要点_第1页

DDoS攻击的定义是什么

DDoS攻击，全称为分布式拒绝服务攻击（DistributedDenialofServiceattack），是一种常见的网络安全攻击方式。具体来说，DDoS攻击是指攻击者通过控制大量计算机、物联网终端或网络僵尸（Zombie）来向目标网站或服务器发送大量请求，从而耗尽其资源，导致正常用户无法访问服务。这种攻击方式以其见...

开发笔记 ·2024-08-29

Linux服务器遭受webshell攻击后的应急处理

立即停止服务器的网络连接，确保攻击者无法继续操作服务器。隔离受感染的服务器，确保攻击者无法继续访问其他服务器或网络资源。分析webshell的攻击情况，确定受感染的文件和目录。删除或修复受感染的文件，并对服务器进行全面的安全检查，确保没有其他漏洞或后门存在。更新操作系统和应用程序的补丁，以修复已知漏洞。修改所有相关的密...

开发笔记 ·2024-08-23

ORA-26940: OCIPOGGCapture API must be executed using a dedicated server process.

文档解释ORA-26940:OCIPOGGCaptureAPImustbeexecutedusingadedicatedserverprocess.Cause:AnattemptwasmadetoexecuteOCIPOGGCaptureAPIusingasharedserverprocess.Action:Repla...

IT技术学习 ·2023-07-28

ORA-26846: Found “string” active automatic merge jobs for cloned string Capture “string” in DBA_STREAMS_SPLIT_MERGE

文档解释ORA-26846:Found“string”activeautomaticmergejobsforclonedstringCapture“string”inDBA_STREAMS_SPLIT_MERGECause:Onlyoneactivemergejobisa...

IT技术学习 ·2023-07-28

ORA-26843: Local propagation “string” found for capture queue “string”.”string”.

文档解释ORA-26843:Localpropagation“string”foundforcapturequeue“string”.”string”.Cause:Thecombinedcaptureandapplyoptimizationcoul...

IT技术学习 ·2023-07-28

ORA-41206: Session capture or restore internal error KPCSFR-string

文档解释ORA-41206:SessioncaptureorrestoreinternalerrorKPCSFR-stringCause:Internaloperationerrorwasencountered.Action:Turnonrelatedtracefordetailsandreportitasabug.O...

IT技术学习 ·2023-07-28

ORA-32404: snapshot log uses Change Data Capture which is not enabled for this database

文档解释ORA-32404:snapshotlogusesChangeDataCapturewhichisnotenabledforthisdatabaseCause:AsnapshotlogthatutilizesChangeDataCaptureisbeingimportedtoadatabasewhereChan...

IT技术学习 ·2023-07-28

ORA-26724: only SYS is allowed to set the Capture or Apply user to SYS.

文档解释ORA-26724:onlySYSisallowedtosettheCaptureorApplyusertoSYS.Cause:TheCaptureorApplyuserwasspecifiedasSYSbyauserotherthanSYS.Action:SetSYSastheCaptureorApplyus...

IT技术学习 ·2023-07-27

ORA-40273: invalid model type string for Adaptive Bayes Network algorithm

文档解释ORA-40273:invalidmodeltypestringforAdaptiveBayesNetworkalgorithmCause:Thevalidvaluesfortheabns_model_typesettingsare:abns_multi_feature,abns_single_feature,...

IT技术学习 ·2023-07-27

ORA-41205: Invalid parameter for session state capture or restore

文档解释ORA-41205:InvalidparameterforsessionstatecaptureorrestoreCause:Invalidparameterwaspassedtosessionstatecaptureorrestoreinterface.Action:Correcttheinvalidpara...

IT技术学习 ·2023-07-27

ORA-26926: Unable to attach because capture “string” is missing dictionary redo logs

文档解释ORA-26926:Unabletoattachbecausecapture“string”ismissingdictionaryredologsCause:Thespecifiedcapturewasunabletolocatethedictionaryredolog.Action:C...

IT技术学习 ·2023-07-27

ORA-15511: cannot process workload capture because no user sessions were recorded

文档解释ORA-15511:cannotprocessworkloadcapturebecausenousersessionswererecordedCause:Nousersessionswererecordedinthegivenworkloadcapture.Processingthiscapturefailed...

IT技术学习 ·2023-07-27

ORA-13546: Error encountered during maintenance of Adaptive Thresholds

文档解释ORA-13546:ErrorencounteredduringmaintenanceofAdaptiveThresholdsCause:ErroroccurredduringOCIoperationduetounderlyingerror.Action:CheckassociatedOCIerror.Corr...

IT技术学习 ·2023-07-26

ORA-41201: Session state not capturable due to reason (string, string)

文档解释ORA-41201:Sessionstatenotcapturableduetoreason(string,string)Cause:Sessionstatecapturewasinitiatedwhensessionstatecouldnotbecaptured.Action:Checksessionstat...

IT技术学习 ·2023-07-26

ORA-25341: sync_capture does not support “string”.”string” because of the following reason:

文档解释ORA-25341:sync_capturedoesnotsupport“string”.”string”becauseofthefollowingreason:Cause:sync_captureencounteredatablewithanunsupporte...

IT技术学习 ·2023-07-26