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Showing posts with label Comment Authentication. Show all posts
Showing posts with label Comment Authentication. Show all posts

Monday, 11 November 2013

All Mobile Computers Are Not Created Equal

We've seen a few questions about comments, supposedly published - but vanishing, when using a mobile computer, in Blogger Help Forum: Something Is Broken.

This symptom, as reported, reminds us of the long ago reports of "vanishing comments" - but using desktop computers.
At least one of the folks who isn't able to comment said she was attempting to do so from her mobile phone. Is Blogger now losing comments from mobile devices?
The answer here is not quite so ominous, though the situation is still frustrating - to both the blog owner, and the various visitors.

Blogger comments are offered in three "desktop" computer styles, selected by the blog owner.
  • Embedded, positioned below the posts.
  • Full screen, on a separate page.
  • Popup, in a separate, miniature window.
Each of these choices have their own special advantages and disadvantages, which vary in relevance, according to the blog reader population.

On a "mobile" computer - and with the "mobile" template enabled, there is yet a fourth style.
  • Embedded, in a special "mobile" dialogue.

The comment entry process, in general, involves at least four distinct steps.
  • Authentication. Where required by the blog owner, and / or preferred by the blog visitor, the visitor may provide personal identification.
  • Entry. The comment is entered, and edited.
  • Preview. The visitor can view the comment, as entered, before actually publishing it.
  • Verification. Where required by the blog owner, the visitor solves a puzzle, aka "CAPTCHA", to prove that he/she is not using an automated script.
Entry and Preview goes back and forth, at the preference of the comment publisher, until satisfied.

Depending upon the "mobile" computer and template in use, any of the four comment entry styles may be a problem, for any of the four steps identified. If you are familiar with the comment entry process, in general, consider the various controls and objects involved - and when each object is presented to the visitor, attempting to publish a comment.

Consider three different possible ways of presenting the various controls and objects, involved in publishing comments.
  • Everything "visible" simultaneously, with the display zoomed out so everything is visible. On anything but a large screen tablet, you would probably need a magnifying glass, to read the captions, instructions, and labels.
  • Everything "visible" simultaneously, but with most objects off screen, until each is needed. Scrolling is done using finger gestures, not using scroll tabs - and it's never obvious where any "missing" objects may be, at any time.
  • Everything visible in sequence, one step at a time. Extra controls, to move forward and backward in the sequence, are required. To someone not familiar with the comment entry process, in general, some controls may not be obvious.
None of these three options provide perfect solutions. Even being experienced in the commenting process, I have found no obvious excellent choice, when using a "mobile" computer.

Besides the various control and display issues discussed above, consider the effects of cookies and scripts, which may or may not be supported by any given "mobile" computer - and layered security, which is a challenge, on every computer. Both may be a special problem, on "mobile" computers.

Until "mobile" computers are developed, with controls and displays equal to (better than) to those of "desktop" computers, I suspect that there will always be problems with commenting on "mobile" computers - just as there are problems with use of "mobile" computers, and with commenting on all computers, in general.

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Thursday, 31 January 2013

Blogger Blogs And Commenting Permissions

Not all Blogger blog owners know that the ability to comment, like the ability to publish and read posts, is a privilege which they control - and a responsibility which they need to control, carefully.

Any blog owner who wishes to publish a blog, and not be subject to frequent deletion of the blog, as a suspected malware or spam host, needs to understand the responsibilities, and the risks.

There are levels of ability to post comments to a blog, which you select from the dashboard Settings - "Posts and comments" wizard. Protect yourself, if you allow comments.
  • Anyone - includes Anonymous Users.
  • Everybody with a Google, or an OpenID, account.
  • Everybody with a Google account.
  • Blog members only.
  • Comments disabled.
Choose this setting with great care.

If you allow comments by "Anyone", prepare to deal with the spam. Note that anonymous users can post either anonymously, or using "Name / URL" tags, at their discretion, with "Anyone" selected. "Name / URL" does not provide authentication. "Anyone" means anyone, period.

Besides "Who can comment?", you may also control comment publishing using CAPTCHA (aka "word verification") screening, and using comment moderation. These settings, like "Who can comment?", are part of the Settings - "Posts and comments" wizard.

Every blog owner, hoping for any visibility in the Blogosphere, needs to choose these settings carefully - or risk being buried by spam.
  • Who can comment?
  • Comment Moderation.
  • Comment Notification Email.
  • Show word verification

Comment Moderation, and Comment Notification Email, together, provide 2 settings which can bury your email Inbox, depending upon activity of commenting on your blog. Choose these settings wisely.

If you allow spam comments without control, you may later find yourself asking for help, in Blogger Help Forum: Something Is Broken
Help me! My blog was deleted by Blogger!
Protect your blog, and your blog's future, by allowing comments, responsibly.

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