Understanding DDoS Attacks & The Tools to See Them.

Distributed Denial-of-Service (DDoS) attacks are not a new concept, but they have proven to be an effective way of devastating targeted companies. As the name implies, DDoS is an attempt to deny a service to legitimate users by overwhelming the target with activity. The Gaming, Media, and IT services industry are typically targets for such attacks, but that is not to say that Government or Financial are not within the scope. What Is a Denial of Service Attack? A DoS attack is an attempt to make a system or server unavailable for legitimate users and, finally, to take the service down. This is achieved by flooding the server’s request queue with fake requests. After this, server will not be able […]

Read More

How To Verify a Digital Code Signing Signature In Windows.

To verify and check the digital signature of the signed application you can perform the following on any Windows system. From a Windows operating system: Right click the file the main executable file (.exe), select Properties > Digital Signatures. Under Signature list, select the Signature, and click Details. You will see information regarding the Code Signing certificate that was used to sign the executable. Under Countersignatures within the General tab, it will list an entry for a timestamping. If this field is blank, no timestamp exists on this code. For more information, refer to Microsoft knowledge base at: http://msdn2.microsoft.com/en-us/library/z045761b(VS.80).aspx How to Check Your File or Any Applications Signature Using the Digicert Certificate Utility for Windows – Code Signing. Downloading the Digicert Certificate Utility: On your Windows server or […]

Read More

Troubleshooting: Unsupported Protocol – ERR_SSL_VERSION_OR_CIPHER_MISMATCH

Not all browser related errors are associated with SSL Certificates. Many are due to server configurations that set up communication between the website/server to the clients browser. Different browsers will showcase errors differently. But ultimately the troubleshooting process regarding these errors are the same. What is a Protocol or a Cipher? Protocols and Cipher Suites are the actual communication language that performs encryption. When the browser and the server/website communicate they are require to speak the same language. If a server is not configured to use the languages that the browser wants to use then both the browser and the server will not be able to communicate. This results in a communication failure. Errors typically seen pertaining to protocols & […]

Read More

Troubleshooting: SSL Certificate Browser Errors

Troubleshooting SSL Certificate Web Browser Errors can vary depending on its cause. The following warnings are presented by web browsers when you access a site that has a security certificate installed (for SSL/TLS data encryption) that cannot be verified by the browser. Typically this is from a self signed certificate created by a server system for default encryption. Examples Microsoft Edge: “This site is not secure. This might mean that someone’s trying to fool you or steal any info you send to the server. You should close this site immediately.”   Internet Explorer: “The security certificate presented by this website was not issued by a trusted certificate authority.” Firefox: “The owner of selfsigned.websecurity.symantec.com has configured their website improperly. To protect […]

Read More

Digicert Certificate Utility – SSL Certificate (Guide)

The Digicert Certificate Utility is probably one of the best certificate encryption tool out on the net. A lot of people become scared with key-pair encryption but key-pairs/certificates are actually fundamental easy to figure out. You have a secret private key that rests on a system or application, and that system/application gives to another system/application the public key. From there they scrabble and authentication communication. That’s about it. The struggles with Encryption, and  SSL certificates is associated with the systems/applications that use them. Different applications from different venders tend to want things their own way, in certain formats, extensions, files, etc.. Key features of the  Digicert Certificate Utility that can help with the SSL Management  are.. SSL Certificate: Install certificates […]

Read More

Digicert Certificate Utility – Fixing SSL Certificate Chain/Trust Errors

Using the Digicert Certificate Utility To Fix Certificate Chain Trust Errors. When on a Windows server system you may receive errors pertaining to the trust of the SSL Certificate varying from browser to browser. The cause of this is usually due the server us not sending or is missing all the required intermediate chain certificates. These certificate are responsible for aiding the trust of your SSL Certificate to the various different browsers or supplications that it connects with. They come with your SSL Certificate. Downloading and Installing The Digicert Certificate Utility. On your Windows server or workstation, download and save the Digicert Certificate Utility for Windows executable (DigiCertUtil.exe). Run the Digicert Certificate Utility for Windows by Double-click DigiCertUtil. Congrats you […]

Read More

Digicert Certificate Utility – SSL Installation Checker

The Digicert Certificate Utility – Certificate Installation Checker allows you to perform an SSL handshake with a local or remote SSL socket (https, pop3s, imaps, ldaps, etc.) and then show you what certificate, and chain that is currently bound to that application returning to its clients. This is useful for troubleshooting intermediate certificate issues, errors with certificates on websites, figuring out what certificates are bound to websites/applications/IP’s,  etc.. for both Internal and External Networks.  To download the Digicert Certificate utility for Windows perform the following. Downloading and Installing The Digicert Certificate Utility. On your Windows server or workstation, download and save the Digicert Certificate Utility for Windows executable (DigiCertUtil.exe). Run the Digicert Certificate Utility for Windows by Double-click DigiCertUtil. Congrats […]

Read More

Digicert Certificate Utility – SSL Export Instructions. (pfx or pem format)

Depending on the circumstance you may need to export your SSL Certificate to wherever else it is needed. The Digicert Certificate Utility allows you to export an SSL Certificate with its private key that has been generated from it from the following formats pfx or pem. This comes in handly with large typologies where not all server systems, firewalls, applications, etc.. handle Certificate keypair encryption the same way. So in a situation where you need to have you SSL Certificate Installed on both a Windows or an Apache system you can export the certificate off the Utility in either compatible format. Below are instructions on how to export your SSL Certificate Installed in the Digicert Certificate Utility in either pfx […]

Read More

Digicert Certificate Utility – CSR Generation & SSL Installation

The Digicert Certificate Utility is probably one of the best certificate encryption tool out on the net. A lot of people become scared with key-pair encryption but key-pairs/certificates are actually fundamental easy to figure out. You have a secret private key that rests on a system or application, and that system/application gives to another system/application the public key. From there they scrabble and authentication communication. That’s about it. The struggles with Encryption, and SSL certificates is associated with the systems/applications that use them. Different applications from different venders tend to want things their own way, in certain formats, extensions, files, etc.. Key features of the Digicert Certificate Utility that can help with the SSL Management  are.. SSL Certificate: Install certificates […]

Read More

Digicert Certificate Utility – Code Signing (Exporting pfx)

The Digicert Certificate Utility is probably one of the best certificate management tool out on the net. A lot of people become scared with key-pair encryption but key-pairs/certificates are actually fundamental easy to figure out. Unlike SSL certificates, code signing certificates perform the function of signing. Code signing certificates creates a tamper proof digital shrink wrap of your application software files and denotes to those who download or install the application who created/published it. Although Some Certificate Authorities my separate their Code Signing Products and have different ways to Enroll and Install. The Digicert Certificate Utility is cross platform meaning your can signing the following files with the same certificate. .exe, .cab, .dll, .ocx, .msi, .xpi, .xap, windows kernel-mode. Java. […]

Read More