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Course Interaction TipsShield, Mask, and Sword. Why We Teach Attacking.How to Follow the Publication of New MaterialsThe most important advice of the courseTest your online privacy and security.Help and answers to your questionsWhat do I learn from this course?The importance of donations
Cyber spyingDangerous searchTelemetryData leakagePrivacy violation and trackingMass surveillance systemsPhysical access and computer forensicsPeeping information on the screenMass hacking of devicesLoss of Digital DataCyber-warfare, cyber diversions and cyber terrorismPlanting digital evidenceDeanonymization and unicalizationDigital identity theft
How hackers get caught sdafasdfsaedfThe fatal mistakes of cybercriminals
Why should I need privacy and security on the Internet?
Virtual machine and virtual operating systemCreating a virtual machineSnapshots and virtual machine cloningWhy you shouldn’t use shared folders, shared clipboard and Drag’n’DropEncryption of virtual data on virtual machine VirtualBoxThe information VirtualBox stores about usersVirtual machines’ vulnerabilities. How hackers go beyond the virtual environment.
Creating a secure passwordThe secrets of a strong passwordA huge mistake or how exactly you should not keep passwordsSecure ways to store passwordsPassword Managers or Ross Ulbricht's Fatal MistakeMiniKeePass is a password manager for iOS (iPhone / iPad)KeePassXС. Setting up a password manager for macOS.Emergency erasure of saved passwords
Operating Systems. Choosing your path.iOS. First steps to protect your iPhone and iPad.The myth about the incredible security of macOSQubes OS. System for those who have something to protect.
History of encryption. Rivalry between encryption and special agencies.Encrypted file-hosted volumesA brief history of TrueCrypt. Unprovability of encrypted file-hosted volumes.Your TrueCrypt is spying on youInstalling and setting up basic security in TrueCryptHow to install and set up basic security in VeraCryptVeraCrypt. VeraCrypt vs TrueCrypt.Creating and using a secure encrypted file-hosted volume with TrueCrypt / VeraCryptEncryption of external data storage devices with TrueCrypt and VeraCryptSecrets of working safely with encrypted file-hosted volumes TrueCrypt and VeraCryptAES Crypt. A straightforward, cross-platform solution for file encryption.Encrypting files with AES Crypt on Windows and macOSEmergency destruction of encrypted file-hosted volumesThe methods of breaking encrypted file-hosted volumes and how to protect yourself from them
Comprehensive encryption of operating system or hard disk drive
Forensic analysis of activities on social networksGaffes in social media that turned fatal for the careers of their authors
Tails. A few tips before you start using this operating system.
Total surveillance: good or evil?
Test: check email for hacking resistanceDeanonimization of email ownerSending Anonymous EmailsProtect data from leakage at the email recipient level
Cross-device tracking. Deanonymization of users of Tor, VPN, proxy using sound beaconsWhat you can find out based on the photos on the network.Timing attack. How the special services deanonymize the users of messengersHow the FBI obtains authentic IP addresses of criminals using Tor, VPN or proxyDeanonymization of VPN and proxy users through the User agent and browser fingerprintsDeanonymization of Tor users through bait filesHow to get a Telegram-linked mobile numberDe-anonymization of users of messengers using P2P-connection
Browser history through the eyes of an IT security professionalSecurity professional’s point of view about browser cache
Cloud Storage Threats
How to check if you are not being spied on your mobile phoneCyber spying through computer repair centersCyber spying through wireless keyboards and mice. “MouseJack” attack.Tapping premises using speakers and acoustic systemsCyber espionage through smart TVsCyber espionage through monitor emanation analysisUniversal method of deleting programs for cyber espionageHacking, erasure and cyber espionage via USB cables.Cyber spying through mobile phone
The secret to a secure loginTwo-factor authentication
BadUSB. The deadliest threat there is no defense for.Hacking the computer via hotkeys / shortcut keysDangerous flash drives. What can USB connection lead to?
Data theft with an attack “web cache deception”The danger of capital letters or forever working phishing scheme
How do they figure you out by IP addressWhat blacklists are for and the consequences of having your IP address on a blacklist
General principles of secure communication in the networkDisrupting the continuity of correspondence. One-time-use note services.XMPP (Jabber). How do they communicate in darknet?Bitmessage. The most anonymous messenger.A trap for hackers: checking if someone is reading your correspondence.Encrypting your correspondence in a browser.Link substitution in messengersFour secrets of safe communication for hackers
The secrets of keeping your data concealedDisguise cryptocontainersThe 3 mistakes of Russel Knaggs, or 20 years of imprisonment for a “deleted“ email.Creation of double-bottom cryptocontainers
What is MAC address and how is it related to your anonymity?
Open and closed source codes. Errors and situational bugs.Audit of a list of installed programs and applications
Checking data leaks
Data collection by software
DeepWeb or the hidden internet of Tor
Intro to PGP
Here’s how you will go through the training course on detecting and removing malicious softwareSafe opening of short linksAttack drive-by download, or secret download.
Preventive measures in order to preclude identity theftHow to check if your identity has not been stolenHow to delete your personal data posted on the network
Firewire attackPractical examples of using forensic analysis of photos and videos
Anonymous DuckDuckGo Search Engine
Counter forensics (anti-computer forensics)Secret threat or files from messengers
Hiding data on imagesView, edit and delete image metadata at macOS
Choose a protocol for VPN. Compare OpenVPN, PPTP, L2TP/IPsec and IPsec IKEv2Choose a reliable VPN: TLS authentication, connection port and session keyChoose a secure VPN: encryption algorithm, key length and data authenticationHow hackers and security services hack VPN
The security problems of SMS messagesSMS messages that self-destruct. How to check if your SMS are being read.Sending anonymous SMS
Electromagnetic systems for wiping data on hard drivesEmergency data erasure of the computer. How hackers cheat forensics.Emergency erasure of mobile phone and tablet
Collaboration with technical writersUser Agreement

Data leakage

This threat is probably the only one in the course on which the user is not able to impact on significantly and at the same time data leak is really capable of affecting the life of its victim.

What is a leak? Let's have a look at data leak on the example of the history of a simple user Alexander. Alexander used a dating site, posted photos there, had emotional correspondence with interesting people, reported intimate details and was married at the same time. As the time passed, Alexander settled down, deleted the page on the dating site and started living a quiet family life.

However, Alexander did not take into account that deleting a page is nothing more than a visual fiction and all of his photos, data and correspondence are still stored in the database of the site. So, one day hackers hack the dating site, steal the database and upload it for sale on a darknet.

Who is guilty? The dating site system administrator and his management took all the necessary measures: regular independent audit, up-to-date all components’ updating, highly qualified specialists, strict security policy for all employees. But it did not help, as it did not work in many other stories as well.

It is appropriate to recall one statement. Once the Irish militants after the unsuccessful assassination on the former British Prime Minister Margaret Thatcher cynically said: “Today we have been unlucky, but remember, we only need to catch luck once. You need to catch luck all the time.” The similar principle applies to the case of site hacking. According to widespread statistics, every day every site is exposed to thousands of different attacks, most of which are run by a script kiddy searching popular vulnerabilities or unreliable passwords for SSH, these are not dangerous to a well-protected site.

Still there are targeted attacks using zero-day vulnerabilities, against which protection does not exist yet. To be completely honest, the human factor and quite childish mistakes (at least those that could have been avoided) lead to hacking sites much more often.

The consequences of data leaks

Coming back to Alexander, the dating site was hacked, thus what consequences could Alexander expect? Taking for example the real case of the Ashley Madison dating site, this is not just a dating site, where single people can find their love, and not even the one where young ladies can sell their love for money, this is a website for adultery.

The motto of the site is “Life is short. Start an affair”, due to hacking was replaced, but it used to symbolize perfectly the whole philosophy of the project. That is why many were right for not feeling sympathy for the victims, even less sympathy was for the owners of the site, who were caught at creating pages of women bots to attract men.

Mobile ProxiesResidential Proxies

Immediately as the Ashley Madison base appeared in public access, many extortionists and blackmailers began studying the recipients, searching their profiles in social networks, getting information about their current marital status. If the victim turned out to be an “exemplary family man”, they were contacted with and threatened to inform their family of adultery in case of refusal to pay the ransom.

They were extremely interested in gay men who hid their orientation everywhere except the dating site. Many of them agreed to pay extortioners to keep their sexual preferences in secret, even without any guarantees, especially if they lived in Muslim countries where sharia laws consider homosexual relations as a crime deserving the death penalty.

There were some suicides because of that. A Texas policeman committed suicide when his personal email showed up in the leaked Ashley Madison dating site database. The police captain, who served 25 years in the San Antonio police, could not overcome the reputation loss and public censure. It is known that this is not the only case of suicide due to the data publication.

The media joined the bullying turn and began to make a selection of exemplary family men exposed by the Ashley Madison site database leak. For example, in the media one could find the story of Josh Duggar, a family man who had been married for many years, and according to the social networks, he, his wife and four children were happy.

On Ashley Madison's profile Josh was looking for a girlfriend for sex with toys, oral sex and obscene conversations. When his story became well-known, he published a statement in which he repented of what had happened.

I have been the biggest hypocrite ever. While espousing faith and family values, I have secretly over the last several years been viewing pornography on the internet and this became a secret addiction and I became unfaithful to my wife. I am so ashamed of the double life that I have been living and am grieved for the hurt, pain and disgrace my sin has caused my wife and family, and most of all Jesus and all those who profess faith in Him.

Josh Duggar

Dating sites are not the only cases when intimate life details can become public. Sometimes databases of private clinics are hacked and medical records of medical institution clients are publicly available. It is unlikely that someone wants friends, colleagues or even the second half to know about your hemorrhoids, infertility, impotence or other ailments. The data can also serve as material for blackmailers.

For example, not so long ago more than 25 thousand photographs of patients who had plastic surgery appeared on the network. The photos were posted by hackers, who called themselves as Tsar Team, they got ones by hacking into the database of one of the Lithuanian plastic surgery clinics. The most unpleasant for patients (mainly females) is that some of them were naked, some photos included genitals close-up. Remember this story if you have to have a picture without clothes taken in a clinic.

How do leaks happen

There are two main ways. The first one is the hacking, which was described earlier. The database of the site can be hacked, and, having penetrated into the corporate infrastructure of the company, they can get access to the data of internal use. For example, hackers gain access to a hospital's corporate network and steal information about its patients, including their medical records.

The second common leak way is the so-called “drain”, when data goes through the people who have authorized access to them. One of the most notorious examples like that is the leak of the database of the Federal Drug Control Service of Russia.

In 2015 Novaya Gazeta published an article on the sale of the Federal Drug Control Service database containing information about drug addicts, drug dealers, informants, citizens who called the hotline. The database had photos, addresses, operational information, contact details. All of that was available for free from illegal database vendors in Moscow and then on the darknet.

The informers were in the worst situation, as thier names were in the database and the “grateful” drug dealers could have injured and even killed them.

Threats

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