pgp keys configuration

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Configuring PGP Keys By Qaisar Ayub & Sulma Rashid [email protected] 6

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Page 1: PGP keys Configuration

Configuring PGP Keys

By

Qaisar Ayub & Sulma Rashid

[email protected]

6

Page 2: PGP keys Configuration

PGP Keys

WHAT ?PGP keys is the feature of PGP Desktop which can be used to maintain your keypair(s) and public

keys of other PGP desktop users.

How to access ?

Page 3: PGP keys Configuration

PGP Keys

Types of Keys

All Keys. Shows all PGP keys on your keyrings.

My Private Keys. Shows only the private keys on your keyrings.

Search for Keys. Lets you search for keys on your keyrings based on criteria you specify.

Smart Card Keys. If you have a smart card on your system, you also have this option.

Page 4: PGP keys Configuration

PGP Keys

Creating a KeypairSelect File > New PGP Key or press Ctrl+N. The first screen of the PGP Key Generation Assistant is displayed.

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Page 5: PGP keys Configuration

PGP Keys

Creating a Keypair

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Page 6: PGP keys Configuration

PGP Keys

Creating a Keypair

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Page 7: PGP keys Configuration

PGP Keys

Creating a Keypair

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Page 8: PGP keys Configuration

PGP Keys

Creating a Keypair

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Achievement

We have understand how to create a public and private key

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Securing PGP Keys

Store the key on your own computer/flash disk/hard drive.Give different name to your private keys and store them on other location then default (secring.skr,pubring.pkr)Backup keys automatically

Page 11: PGP keys Configuration

Backing up Your Private Key

Click on My Private KeysSelect the icon representing your keypairClick file->ExportType the name of fileSelect include private keys checkbox

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Distributing Public Keys

Why ?• Distribute your public key to those to which you want to communicate• They use your public key to encrypt data and you then can use your Private key to decrypt data

Publish your key on the PGP Global DirectoryInclude your public key in an email messageExport your public key or copy it to a text file

How to distribute:

Page 13: PGP keys Configuration

Placing Your Public Key on a Keyserver

Keyserver ?A large database of keys,where any one can place or access public keys.

People can send encrypted email without having explicitly request a copy of your key.No management of keys is required.

Advantage:

PGP Global Directory which can be used to publish public keys

NoteIs the key you publishing you will use in futureOnce the key is placed on keyserver it is raplicated to other machinesso if you delete the key from one server it may not be deleted from other

Page 14: PGP keys Configuration

Placing Your Public Key on a Keyserver

Keyserver ?A large database of keys,where any one can place or access public keys.

People can send encrypted email without having explicitly request a copy of your key.No management of keys is required.

Advantage:

PGP Global Directory which can be used to publish public keys

NoteIs the key you publishing you will use in futureOnce the key is placed on keyserver it is raplicated to other machinesso if you delete the key from one server it may not be deleted from otherAfter publishing your key on server do not repeat the step of publishing again

Page 15: PGP keys Configuration

Placing Your Public Key on a Keyserver

How to place the key on server ?

Open PGP desktop Select the PGP control box Right click on the keypair you want to send to server Click on send

Page 16: PGP keys Configuration

Including Your Public Key in an Email Message

The second method of publishing the keys is to include it in the email message Before sending the key via email message be sure the email has been signed this will ensure that no other has tempered with your email.

In PGP Desktop, make sure the PGP Keys Control box is selected. Right-click the keypair whose public key you want to include in an email message. Select Send To and then select Mail Recipient. Your email application opens with your key information already in place. Address the message and send it.

How to send via email ?

If this process does not work then EDIT->COPY

Page 17: PGP keys Configuration

Exporting Your Public Key to a File

Third method is export your key to a file and then send this file to person you wantto communicate.

File > Export. Edit > Copy

How to send via File?

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Achievement

We have Backup, secure and distribution of public keys

Page 19: PGP keys Configuration

Getting Public Keys from a Keyserver

IF you want to send a message to any other person you should have the public keyof receiver, which you use to encrypt the data.

Getting public key from key sever

Open PGP Desktop and highlight the PGP Keys Control box. Choose Search for Keys from the PGP Keys Control box. The Search for Keys screen is displayed in the Work area. Specify your search criteria, then click Search. If you want to search only a specific keyserver, click in the Search field and select the keyserver. If the keyserver you want to search is not currently on the list, select Edit Keyserver List and add it. You can search for keys on a keyserver by specifying values for multiple key characteristics. The inverse of most operations is also available. For example, you may search using “User ID is not Charles” as your criteria. The results of the search appear. If the search found a public key you want to add to your keyring, click Add to My Keying in the PGP Keys Control box. The selected key is added to your keyring.

Page 20: PGP keys Configuration

Getting Public Keys from Email Messages

Email is an other way of getting the public keys.

Getting public key from Email

Open the email message. Double-click the .asc file that includes the public key. PGP Desktop Recognizes the file format and opens the Select key(s) dialog box. If asked, specify to open the file.Select the public key(s) you want to add to your keyring and click Import.

Page 21: PGP keys Configuration

Achievement

We have understand get the public keys of other PGP users

Page 22: PGP keys Configuration

Getting Public Keys from Email Messages

Email is an other way of getting the public keys.

Getting public key from Email

Open the email message. Double-click the .asc file that includes the public key. PGP Desktop Recognizes the file format and opens the Select key(s) dialog box. If asked, specify to open the file.Select the public key(s) you want to add to your keyring and click Import.

Page 23: PGP keys Configuration

Using Master Keys

What ?The master key is the set of keys that can be used as a default key for messagingDisk encryption, PGP NetShare,PGP ZipAdvantageSave the step of dragging the regular keys for recipients field. Adding Keys to the Master Key List

In PGP Desktop, select Tools > Options. Select the Master Keys tab.

To use the Master Key List, select the Use Master Key List checkbox. You cannot add or remove keys from the Master Key List unless this box is selected.

Click Add. The Select Master Keys dialog box is displayed.

From the Key Source list on the left, select the key(s) that you want to use. Use Shift+click or Ctrl+click to select multiple keys. After selecting the keys you want, click Add. When you have finished selecting keys, click OK. The keys you have selected appear in the Master Key List.

Page 24: PGP keys Configuration

References

http://www.pgp.com/products/email_protection/index.html