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Solve NET::ERR SSL PINNED KEY NOT IN CERT CHAIN

It is a wrong error out of caching by browser. It is not what really the site is. If the site is bad then your antivirus, antimalware will deliver warning. Our site at this moment facing NET::ERR_SSL_PINNED_KEY_NOT_IN_CERT_CHAIN error out of overlooked public key pinning on Google Chrome, Android etc browsers out of unmatched pin values before the expirary of our GeoTrust SSL Certificate. We do … [Read more...]

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Effectiveness of Flushing DNS Cache to Prevent DNS Cache Poisoning and Spoofing

Situation arises when one new developer self-host DNS and use own computer for temporary or permanent hosting DNS. It is mostly a misconception that flushing DNS of localhost provide good immunity. In This Article, We Will Clarify Whether Regular Flushing DNS Cache to Prevent DNS Cache Poisoning and Spoofing is Sufficient to Provide Them an Acceptable Level of Security. The DNS vulnerabilities … [Read more...]

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Configure and Setup SSHFP : SSH Fingerprint in the DNS

SSHFP is SSH Fingerprint in the DNS. Before newer versions of Microsoft Windows, there was only PuTTY like applications to SSH from Microsoft Windows computers. Newer versions officially has Ubuntu Terminal, which needs to be configured. As from Android, there is Terminux application. It is obvious that Mac has iTerm2 and Terminal and GNU/Linux has Terminal. So, nobody should have trouble to use … [Read more...]

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Let’s Encrypt Effect : Huge Slash of Price of SSL/TLS DV and EV Certificates

It Was Probably Obvious When Let’s Encrypt Project Was Launched. In Reseller Market, There is Huge Slash of Price of SSL/TLS DV and EV Certificates, Which is Up to 70% of Official Price. Official Pricing However, Mostly Unchanged. Additionally, there has been services to deliver DV and EV certificates in Monthly plan like Software-as-a-Service. If you have 4+ old Geo Trust like SSL/TLS certificate … [Read more...]

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Install, Configure PyFilter to Control Illegitimate SSH Login Attempts

There are various intrusion prevention software available to prevent brute-force attacks. Here is How to Install, Configure PyFilter to Control Illegitimate SSH Login Attempts. PyFilter project is sponsored by Digital Ocean and developed by individual developer as Free Software under GNU GPL 3.0 License. PyFilter has own Github repo, own website. I guess a question will arise in mind - why not … [Read more...]

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How to Decrease the Chance of Data Theft Via Indian Government

Indian Government can not recruit high end brains is a good point but there is no reason to feel that Indian Government employees are morons. Highly intelligent crook may fake as moron. Proof Does Not Exist By Certain IT Habits Decrease the Chance of Hacker Intrusion. Exactly Like the Era Before Edward Snowden in America, it is Not Possible To Proof That Your Data is Stolen. Here is How to … [Read more...]

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EU Data Protection: New Rights and Obligations

At the end of May 2018, the new European Data Protection law will be fully effective. Consumers can look forward to more rights. Since 1990s, a lot has changed and these rules across Europe is about to see their biggest change. But companies are facing to impliment significant changes whch they need to react. Not only the big corporations, but also small companies and even blogger, private … [Read more...]

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Optionsbleed (CVE-2017-9798) : Apache Web Server Memory Leak Bug

Possibly most of the users are already aware, yet we may have our readers who are yet not aware of Optionsbleed. Optionsbleed (CVE-2017-9798) is a minor bug of Apache Web Server which may reveal password like data. Users are advised to update to patch. The bug was identified by a freelance journalist H. Böck in 2014 but has only received importance these days and in a dedicated update it has been … [Read more...]

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Can Cloud Check Ransomware Attacks?

The first two decades of the 21st century have witnessed cloud computing rapidly gaining a foothold. It has been the buzzword among the tech savvy, though not without reason. Of late, there is another term from the same industry that is hitting headlines — ransomware, like we previously we discussed about WannaCrypt ransomware. Though, cloud computing is intended to make one's life easy and IT … [Read more...]

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Brute Force SSH Test Own Server With ncrack, hydra, medusa

If we use these purely hacking tools, we can really check how our servers appear to a black hat hacker. It is normal not to know how to use them by a relatively new sysadmin. These will give you idea why odd log entries appear too. Here is real life way to brute force SSH test own server with ncrack, hydra, medusa. These are no way closest to real black hat hackers work. They will have many … [Read more...]