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Information Security
techraf's user avatar
techraf's user avatar
techraf's user avatar
techraf
  • Member for 7 years, 9 months
  • Last seen more than 2 years ago
  • Osaka, Japan
Profile Activity

101 Answers

Score Activity Newest
115 votes
Accepted

How does ransomware get the permissions to encrypt your disk?

86 votes
Accepted

Why do mobile devices force user to type password after reboot?

53 votes
Accepted

Chrome: Your connection is private but someone might be able to change the look of the page

50 votes
Accepted

Is there a risk to a business that is using a shared certificate?

32 votes
Accepted

Understanding brute-forcing algorithms

31 votes

Can a phishing website use the original (HTTPS, TLS) certificate?

27 votes

When choosing a numeric PIN, does it help or hurt to make each digit unique?

21 votes

Why do password creation/login screens hide the typed password?

20 votes
Accepted

Is HTTPS secure over public Wi-Fi with an expired certificate?

17 votes
Accepted

Can firewalls decrypt SSL packets?

14 votes

Keep encrypted files in sync on a cloud service, without having to upload an entire encrypted volume each time

12 votes
Accepted

What is the risk of running VPN on VPS?

12 votes

What's the point of the CA?

11 votes

How can Google search change the location in a URL tooltip?

11 votes
Accepted

Why is CAcert not trusted by my browser?

11 votes
Accepted

Should I worry about GitHub using IP addresses that are described as having an unknown host?

11 votes
Accepted

Httpclient redirect in coffee shops

10 votes

How can trusting ONE certificate jeopardize everything I do online?

10 votes
Accepted

How do CAs generate public keys without the private keys?

9 votes
Accepted

Does "New seat seat0" indicate something successful?

9 votes

Is there any reason I shouldn't make a GPG-encrypted file publicly-accessible?

7 votes
Accepted

How does Let's Encrypt prevent imposters?

7 votes

Patterned password, based on site name

7 votes
Accepted

What do emails have to do with the spread of WannaCrypt?

6 votes
Accepted

How is Root CA installed on a client machine when it connects first time to a server?

6 votes

Is there any alternative beside sending One-Time-Password via SMS?

6 votes

Are cloud storage services a good strategy to protect against ransomware attacks?

6 votes

Does HTTP Strict Transport Security (HSTS) make any sense in server to server communication?

6 votes
Accepted

What are OIDs in the context of this keytool command?

6 votes
Accepted

What's the difference between SSLv3 being deprecated and SSLv2 being prohibited?

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